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class="mw-jump-link" href="#bodyContent">Vés al contingut</a> <div class="vector-header-container"> <header class="vector-header mw-header"> <div class="vector-header-start"> <nav class="vector-main-menu-landmark" aria-label="Lloc"> <div id="vector-main-menu-dropdown" class="vector-dropdown vector-main-menu-dropdown vector-button-flush-left vector-button-flush-right" > <input type="checkbox" id="vector-main-menu-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-main-menu-dropdown" class="vector-dropdown-checkbox " aria-label="Menú principal" > <label id="vector-main-menu-dropdown-label" for="vector-main-menu-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-menu mw-ui-icon-wikimedia-menu"></span> <span class="vector-dropdown-label-text">Menú principal</span> </label> <div class="vector-dropdown-content"> <div id="vector-main-menu-unpinned-container" class="vector-unpinned-container"> <div id="vector-main-menu" class="vector-main-menu vector-pinnable-element"> <div class="vector-pinnable-header vector-main-menu-pinnable-header vector-pinnable-header-unpinned" data-feature-name="main-menu-pinned" data-pinnable-element-id="vector-main-menu" data-pinned-container-id="vector-main-menu-pinned-container" data-unpinned-container-id="vector-main-menu-unpinned-container" > <div class="vector-pinnable-header-label">Menú principal</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-main-menu.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-main-menu.unpin">amaga</button> </div> <div id="p-navigation" class="vector-menu mw-portlet mw-portlet-navigation" > <div class="vector-menu-heading"> Navegació </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-mainpage-description" class="mw-list-item"><a href="/wiki/Portada" title="Visiteu la pàgina principal [z]" accesskey="z"><span>Portada</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Especial:Article_aleatori" title="Carrega una pàgina a l’atzar [x]" accesskey="x"><span>Article a l'atzar</span></a></li><li id="n-Articles-de-qualitat" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Articles_de_qualitat"><span>Articles de qualitat</span></a></li> </ul> </div> </div> <div id="p-Comunitat" class="vector-menu mw-portlet mw-portlet-Comunitat" > <div class="vector-menu-heading"> Comunitat </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-portal" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Portal" title="Sobre el projecte, què podeu fer, on trobareu les coses"><span>Portal viquipedista</span></a></li><li id="n-Agenda-d'actes" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Trobades"><span>Agenda d'actes</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Especial:Canvis_recents" title="Una llista dels canvis recents al wiki [r]" accesskey="r"><span>Canvis recents</span></a></li><li id="n-La-taverna" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:La_taverna"><span>La taverna</span></a></li><li id="n-contactpage" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Contacte"><span>Contacte</span></a></li><li id="n-Xat" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Canals_IRC"><span>Xat</span></a></li><li id="n-help" class="mw-list-item"><a href="/wiki/Viquip%C3%A8dia:Ajuda" title="El lloc per a saber més coses"><span>Ajuda</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Portada" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Viquipèdia" src="/static/images/mobile/copyright/wikipedia-wordmark-ca.svg" style="width: 7.5em; height: 1.4375em;"> <img class="mw-logo-tagline" alt="l'Enciclopèdia Lliure" src="/static/images/mobile/copyright/wikipedia-tagline-ca.svg" width="120" height="14" style="width: 7.5em; height: 0.875em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/Especial:Cerca" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Cerca a la Viquipèdia [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Cerca</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Cerca a Viquipèdia" aria-label="Cerca a Viquipèdia" autocapitalize="sentences" title="Cerca a la Viquipèdia [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Especial:Cerca"> </div> <button class="cdx-button cdx-search-input__end-button">Cerca</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Eines personals"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Aparença"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page's font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Aparença" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Aparença</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_ca.wikipedia.org&uselang=ca" class=""><span>Donatius</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Especial:Crea_compte&returnto=Google+Acad%C3%A8mic" title="Us animem a crear un compte i iniciar una sessió, encara que no és obligatori" class=""><span>Crea un compte</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Especial:Registre_i_entrada&returnto=Google+Acad%C3%A8mic" title="Us animem a registrar-vos, però no és obligatori [o]" accesskey="o" class=""><span>Inicia la sessió</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Més opcions" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Eines personals" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Eines personals</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="Menú d'usuari" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_ca.wikipedia.org&uselang=ca"><span>Donatius</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Especial:Crea_compte&returnto=Google+Acad%C3%A8mic" title="Us animem a crear un compte i iniciar una sessió, encara que no és obligatori"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Crea un compte</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Especial:Registre_i_entrada&returnto=Google+Acad%C3%A8mic" title="Us animem a registrar-vos, però no és obligatori [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Inicia la sessió</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Pàgines per a editors no registrats <a href="/wiki/Ajuda:Introducci%C3%B3" aria-label="Vegeu més informació sobre l'edició"><span>més informació</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Especial:Contribucions_pr%C3%B2pies" title="Una llista de les modificacions fetes des d'aquesta adreça IP [y]" accesskey="y"><span>Contribucions</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Especial:Discussi%C3%B3_personal" title="Discussió sobre les edicions per aquesta adreça ip. [n]" accesskey="n"><span>Discussió per aquest IP</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Lloc"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Contingut" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Contingut</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">amaga</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Inici</div> </a> </li> <li id="toc-Història" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Història"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Història</span> </div> </a> <ul id="toc-Història-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Característiques" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Característiques"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Característiques</span> </div> </a> <ul id="toc-Característiques-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Limitacions_i_crítica" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Limitacions_i_crítica"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Limitacions i crítica</span> </div> </a> <ul id="toc-Limitacions_i_crítica-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Referències" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Referències"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Referències</span> </div> </a> <ul id="toc-Referències-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Enllaços_externs" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Enllaços_externs"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Enllaços externs</span> </div> </a> <ul id="toc-Enllaços_externs-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contingut" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Commuta la taula de continguts." > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Commuta la taula de continguts.</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Google Acadèmic</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Vés a un article en una altra llengua. Disponible en 53 llengües" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-53" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">53 llengües</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%A7%D9%84%D8%A8%D8%A7%D8%AD%D8%AB_%D8%A7%D9%84%D8%B9%D9%84%D9%85%D9%8A_(%D8%AC%D9%88%D8%AC%D9%84)" title="الباحث العلمي (جوجل) - àrab" lang="ar" hreflang="ar" data-title="الباحث العلمي (جوجل)" data-language-autonym="العربية" data-language-local-name="àrab" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - azerbaidjanès" lang="az" hreflang="az" data-title="Google Scholar" data-language-autonym="Azərbaycanca" data-language-local-name="azerbaidjanès" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - belarús" lang="be" hreflang="be" data-title="Google Scholar" data-language-autonym="Беларуская" data-language-local-name="belarús" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/Google_%D0%9D%D0%B0%D1%83%D0%BA%D0%B0" title="Google Наука - búlgar" lang="bg" hreflang="bg" data-title="Google Наука" data-language-autonym="Български" data-language-local-name="búlgar" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%97%E0%A7%81%E0%A6%97%E0%A6%B2_%E0%A6%B8%E0%A7%8D%E0%A6%95%E0%A6%B2%E0%A6%BE%E0%A6%B0" title="গুগল স্কলার - bengalí" lang="bn" hreflang="bn" data-title="গুগল স্কলার" data-language-autonym="বাংলা" data-language-local-name="bengalí" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - bosnià" lang="bs" hreflang="bs" data-title="Google Scholar" data-language-autonym="Bosanski" data-language-local-name="bosnià" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%DA%AF%D9%88%D9%88%DA%AF%DA%B5_%D8%B3%DA%A9%DB%86%D9%84%D8%A7%D8%B1" title="گووگڵ سکۆلار - kurd central" lang="ckb" hreflang="ckb" data-title="گووگڵ سکۆلار" data-language-autonym="کوردی" data-language-local-name="kurd central" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - txec" lang="cs" hreflang="cs" data-title="Google Scholar" data-language-autonym="Čeština" data-language-local-name="txec" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - danès" lang="da" hreflang="da" data-title="Google Scholar" data-language-autonym="Dansk" data-language-local-name="danès" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - alemany" lang="de" hreflang="de" data-title="Google Scholar" data-language-autonym="Deutsch" data-language-local-name="alemany" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-diq mw-list-item"><a href="https://diq.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - Zazaki" lang="diq" hreflang="diq" data-title="Google Scholar" data-language-autonym="Zazaki" data-language-local-name="Zazaki" class="interlanguage-link-target"><span>Zazaki</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - grec" lang="el" hreflang="el" data-title="Google Scholar" data-language-autonym="Ελληνικά" data-language-local-name="grec" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - anglès" lang="en" hreflang="en" data-title="Google Scholar" data-language-autonym="English" data-language-local-name="anglès" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Google_Acad%C3%A9mico" title="Google Académico - espanyol" lang="es" hreflang="es" data-title="Google Académico" data-language-autonym="Español" data-language-local-name="espanyol" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - estonià" lang="et" hreflang="et" data-title="Google Scholar" data-language-autonym="Eesti" data-language-local-name="estonià" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - basc" lang="eu" hreflang="eu" data-title="Google Scholar" data-language-autonym="Euskara" data-language-local-name="basc" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%DA%AF%D9%88%DA%AF%D9%84_%D8%A7%D8%B3%DA%A9%D8%A7%D9%84%D8%B1" title="گوگل اسکالر - persa" lang="fa" hreflang="fa" data-title="گوگل اسکالر" data-language-autonym="فارسی" data-language-local-name="persa" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - finès" lang="fi" hreflang="fi" data-title="Google Scholar" data-language-autonym="Suomi" data-language-local-name="finès" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - francès" lang="fr" hreflang="fr" data-title="Google Scholar" data-language-autonym="Français" data-language-local-name="francès" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - gallec" lang="gl" hreflang="gl" data-title="Google Scholar" data-language-autonym="Galego" data-language-local-name="gallec" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%92%D7%95%D7%92%D7%9C_%D7%A1%D7%A7%D7%95%D7%9C%D7%A8" title="גוגל סקולר - hebreu" lang="he" hreflang="he" data-title="גוגל סקולר" data-language-autonym="עברית" data-language-local-name="hebreu" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%97%E0%A5%82%E0%A4%97%E0%A4%B2_%E0%A4%B8%E0%A5%8D%E0%A4%95%E0%A5%89%E0%A4%B2%E0%A4%B0" title="गूगल स्कॉलर - hindi" lang="hi" hreflang="hi" data-title="गूगल स्कॉलर" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Google_znalac" title="Google znalac - croat" lang="hr" hreflang="hr" data-title="Google znalac" data-language-autonym="Hrvatski" data-language-local-name="croat" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Google_Tud%C3%B3s" title="Google Tudós - hongarès" lang="hu" hreflang="hu" data-title="Google Tudós" data-language-autonym="Magyar" data-language-local-name="hongarès" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Google_Cendekia" title="Google Cendekia - indonesi" lang="id" hreflang="id" data-title="Google Cendekia" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesi" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - italià" lang="it" hreflang="it" data-title="Google Scholar" data-language-autonym="Italiano" data-language-local-name="italià" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - japonès" lang="ja" hreflang="ja" data-title="Google Scholar" data-language-autonym="日本語" data-language-local-name="japonès" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - georgià" lang="ka" hreflang="ka" data-title="Google Scholar" data-language-autonym="ქართული" data-language-local-name="georgià" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EA%B5%AC%EA%B8%80_%ED%95%99%EC%88%A0_%EA%B2%80%EC%83%89" title="구글 학술 검색 - coreà" lang="ko" hreflang="ko" data-title="구글 학술 검색" data-language-autonym="한국어" data-language-local-name="coreà" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - lituà" lang="lt" hreflang="lt" data-title="Google Scholar" data-language-autonym="Lietuvių" data-language-local-name="lituà" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%97%E0%B5%82%E0%B4%97%E0%B4%BF%E0%B5%BE_%E0%B4%B8%E0%B5%8D%E0%B4%95%E0%B5%8B%E0%B4%B3%E0%B5%BC" title="ഗൂഗിൾ സ്കോളർ - malaiàlam" lang="ml" hreflang="ml" data-title="ഗൂഗിൾ സ്കോളർ" data-language-autonym="മലയാളം" data-language-local-name="malaiàlam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%97%E0%A5%82%E0%A4%97%E0%A4%B2_%E0%A4%B8%E0%A5%8D%E0%A4%95%E0%A5%89%E0%A4%B2%E0%A4%B0" title="गूगल स्कॉलर - marathi" lang="mr" hreflang="mr" data-title="गूगल स्कॉलर" data-language-autonym="मराठी" data-language-local-name="marathi" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - malai" lang="ms" hreflang="ms" data-title="Google Scholar" data-language-autonym="Bahasa Melayu" data-language-local-name="malai" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - neerlandès" lang="nl" hreflang="nl" data-title="Google Scholar" data-language-autonym="Nederlands" data-language-local-name="neerlandès" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - noruec bokmål" lang="nb" hreflang="nb" data-title="Google Scholar" data-language-autonym="Norsk bokmål" data-language-local-name="noruec bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - polonès" lang="pl" hreflang="pl" data-title="Google Scholar" data-language-autonym="Polski" data-language-local-name="polonès" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - portuguès" lang="pt" hreflang="pt" data-title="Google Scholar" data-language-autonym="Português" data-language-local-name="portuguès" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-qu mw-list-item"><a href="https://qu.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - quítxua" lang="qu" hreflang="qu" data-title="Google Scholar" data-language-autonym="Runa Simi" data-language-local-name="quítxua" class="interlanguage-link-target"><span>Runa Simi</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - romanès" lang="ro" hreflang="ro" data-title="Google Scholar" data-language-autonym="Română" data-language-local-name="romanès" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%90%D0%BA%D0%B0%D0%B4%D0%B5%D0%BC%D0%B8%D1%8F_Google" title="Академия Google - rus" lang="ru" hreflang="ru" data-title="Академия Google" data-language-autonym="Русский" data-language-local-name="rus" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/Google_scholar" title="Google scholar - sicilià" lang="scn" hreflang="scn" data-title="Google scholar" data-language-autonym="Sicilianu" data-language-local-name="sicilià" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - serbocroat" lang="sh" hreflang="sh" data-title="Google Scholar" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbocroat" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - eslovac" lang="sk" hreflang="sk" data-title="Google Scholar" data-language-autonym="Slovenčina" data-language-local-name="eslovac" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - albanès" lang="sq" hreflang="sq" data-title="Google Scholar" data-language-autonym="Shqip" data-language-local-name="albanès" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - suec" lang="sv" hreflang="sv" data-title="Google Scholar" data-language-autonym="Svenska" data-language-local-name="suec" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%95%E0%AF%82%E0%AE%95%E0%AF%81%E0%AE%B3%E0%AF%8D_%E0%AE%87%E0%AE%9A%E0%AF%81%E0%AE%95%E0%AE%BE%E0%AE%B2%E0%AE%B0%E0%AF%8D" title="கூகுள் இசுகாலர் - tàmil" lang="ta" hreflang="ta" data-title="கூகுள் இசுகாலர்" data-language-autonym="தமிழ்" data-language-local-name="tàmil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%90%D0%BA%D0%B0%D0%B4%D0%B5%D0%BC%D0%B8%D1%8F%D0%B8_Google" title="Академияи Google - tadjik" lang="tg" hreflang="tg" data-title="Академияи Google" data-language-autonym="Тоҷикӣ" data-language-local-name="tadjik" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Google_Akademik" title="Google Akademik - turc" lang="tr" hreflang="tr" data-title="Google Akademik" data-language-autonym="Türkçe" data-language-local-name="turc" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - ucraïnès" lang="uk" hreflang="uk" data-title="Google Scholar" data-language-autonym="Українська" data-language-local-name="ucraïnès" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - uzbek" lang="uz" hreflang="uz" data-title="Google Scholar" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="uzbek" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - vietnamita" lang="vi" hreflang="vi" data-title="Google Scholar" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamita" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/Google%E5%AD%A6%E6%9C%AF%E6%90%9C%E7%B4%A2" title="Google学术搜索 - xinès" lang="zh" hreflang="zh" data-title="Google学术搜索" data-language-autonym="中文" data-language-local-name="xinès" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/Google_Scholar" title="Google Scholar - cantonès" lang="yue" hreflang="yue" data-title="Google Scholar" data-language-autonym="粵語" data-language-local-name="cantonès" class="interlanguage-link-target"><span>粵語</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q494817#sitelinks-wikipedia" title="Modifica enllaços interlingües" class="wbc-editpage">Modifica els enllaços</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Espais de noms"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Google_Acad%C3%A8mic" title="Vegeu el contingut de la pàgina [c]" accesskey="c"><span>Pàgina</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Discussi%C3%B3:Google_Acad%C3%A8mic&action=edit&redlink=1" rel="discussion" class="new" title="Discussió sobre el contingut d'aquesta pàgina (encara no existeix) [t]" accesskey="t"><span>Discussió</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Canvia la variant de llengua" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">català</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div 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aria-label="Eines de la pàgina"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Eines" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Eines</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Eines</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">amaga</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Més opcions" > <div class="vector-menu-heading"> Accions </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Google_Acad%C3%A8mic"><span>Mostra</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Google_Acad%C3%A8mic&action=edit" title="Modifica el codi font d'aquesta pàgina [e]" accesskey="e"><span>Modifica</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Google_Acad%C3%A8mic&action=history"><span>Mostra l'historial</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Especial:Enlla%C3%A7os/Google_Acad%C3%A8mic" title="Una llista de totes les pàgines wiki que enllacen amb aquesta [j]" accesskey="j"><span>Què hi enllaça</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Especial:Seguiment/Google_Acad%C3%A8mic" rel="nofollow" title="Canvis recents a pàgines enllaçades des d'aquesta pàgina [k]" accesskey="k"><span>Canvis relacionats</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Especial:P%C3%A0gines_especials" title="Llista totes les pàgines especials [q]" accesskey="q"><span>Pàgines especials</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Google_Acad%C3%A8mic&oldid=32769506" title="Enllaç permanent a aquesta revisió de la pàgina"><span>Enllaç permanent</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Google_Acad%C3%A8mic&action=info" title="Més informació sobre aquesta pàgina"><span>Informació de la pàgina</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Especial:Citau&page=Google_Acad%C3%A8mic&id=32769506&wpFormIdentifier=titleform" title="Informació sobre com citar aquesta pàgina"><span>Citau aquest article</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Especial:UrlShortener&url=https%3A%2F%2Fca.wikipedia.org%2Fwiki%2FGoogle_Acad%25C3%25A8mic"><span>Obtén una URL abreujada</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Especial:QrCode&url=https%3A%2F%2Fca.wikipedia.org%2Fwiki%2FGoogle_Acad%25C3%25A8mic"><span>Descarrega el codi QR</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Imprimeix/exporta </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Especial:Llibre&bookcmd=book_creator&referer=Google+Acad%C3%A8mic"><span>Crea un llibre</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Especial:DownloadAsPdf&page=Google_Acad%C3%A8mic&action=show-download-screen"><span>Baixa com a PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Google_Acad%C3%A8mic&printable=yes" title="Versió per a impressió d'aquesta pàgina [p]" accesskey="p"><span>Versió per a impressora</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> En altres projectes </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:Google_Scholar" hreflang="en"><span>Commons</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q494817" title="Enllaç a l'element del repositori de dades connectat [g]" accesskey="g"><span>Element a Wikidata</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Eines de la pàgina"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Aparença"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Aparença</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">amaga</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">De la Viquipèdia, l'enciclopèdia lliure</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="ca" dir="ltr"><table class="infobox" style="font-size:90%;width:25em"><caption style="font-weight:bold;background:Moccasin;"><span style="float:left;"><span typeof="mw:File"><span title="Infotaula de lloc web"><img alt="Infotaula de lloc web" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/56/Antu_tag-places-black.svg/23px-Antu_tag-places-black.svg.png" decoding="async" width="23" height="23" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/56/Antu_tag-places-black.svg/35px-Antu_tag-places-black.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/56/Antu_tag-places-black.svg/46px-Antu_tag-places-black.svg.png 2x" data-file-width="18" data-file-height="18" /></span></span></span>Google Acadèmic</caption><tbody><tr><td colspan="2" class="infobox-full-data infobox-data" style="text-align:center"><span typeof="mw:File"><a href="/wiki/Fitxer:Google_Scholar_logo.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/28/Google_Scholar_logo.png/150px-Google_Scholar_logo.png" decoding="async" width="150" height="25" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/28/Google_Scholar_logo.png/225px-Google_Scholar_logo.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/28/Google_Scholar_logo.png/300px-Google_Scholar_logo.png 2x" data-file-width="762" data-file-height="128" /></a></span></td></tr><tr><th scope="row" class="infobox-label" style="text-align:left;padding-right:1.2em; background:#eeeeee; text-align:start"><a href="/wiki/Localitzador_uniforme_de_recursos" title="Localitzador uniforme de recursos">URL</a></th><td class="infobox-data" style="text-align:start"><a rel="nofollow" class="external free" href="https://scholar.google.com/">https://scholar.google.com/</a> <span class="penicon"><span class="mw-valign-baseline" typeof="mw:File"><a href="https://www.wikidata.org/wiki/Q494817?uselang=ca#P856" title="Modifica el valor a Wikidata"><img alt="Modifica el valor a Wikidata" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/10px-Arbcom_ru_editing.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/15px-Arbcom_ru_editing.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/20px-Arbcom_ru_editing.svg.png 2x" data-file-width="600" data-file-height="600" /></a></span></span></td></tr><tr><th scope="row" class="infobox-label" style="text-align:left;padding-right:1.2em; background:#eeeeee; text-align:start">Tipus</th><td class="infobox-data" style="text-align:start"><a href="/wiki/Motor_de_cerca" title="Motor de cerca">motor de cerca</a>, <a href="/wiki/Base_de_dades_bibliogr%C3%A0fica" title="Base de dades bibliogràfica">base de dades bibliogràfica</a>, <a href="/wiki/Lloc_web" title="Lloc web">lloc web</a> i <a href="/wiki/Base_de_dades_en_l%C3%ADnia" title="Base de dades en línia">base de dades en línia</a> <span class="penicon"><span class="mw-valign-baseline" typeof="mw:File"><a href="https://www.wikidata.org/wiki/Q494817?uselang=ca#P31" title="Modifica el valor a Wikidata"><img alt="Modifica el valor a Wikidata" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/10px-Arbcom_ru_editing.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/15px-Arbcom_ru_editing.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/20px-Arbcom_ru_editing.svg.png 2x" data-file-width="600" data-file-height="600" /></a></span></span></td></tr><tr><th scope="row" class="infobox-label" style="text-align:left;padding-right:1.2em; background:#eeeeee; text-align:start">Tema</th><td class="infobox-data" style="text-align:start"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q4119870" class="extiw" title="d:Special:EntityPage/Q4119870">publicacions acadèmiques</a> <span class="penicon"><span class="mw-valign-baseline" typeof="mw:File"><a href="https://www.wikidata.org/wiki/Q494817?uselang=ca#P921" title="Modifica el valor a Wikidata"><img alt="Modifica el valor a Wikidata" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/10px-Arbcom_ru_editing.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/15px-Arbcom_ru_editing.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/20px-Arbcom_ru_editing.svg.png 2x" data-file-width="600" data-file-height="600" /></a></span></span></td></tr><tr><th scope="row" class="infobox-label" style="text-align:left;padding-right:1.2em; background:#eeeeee; text-align:start">Llengua</th><td class="infobox-data" style="text-align:start"><a href="/wiki/Angl%C3%A8s" title="Anglès">anglès</a>, <a href="/wiki/Alemany" title="Alemany">alemany</a>, <a href="/wiki/Castell%C3%A0" title="Castellà">castellà</a>, <a href="/wiki/Franc%C3%A8s" title="Francès">francès</a>, <a href="/wiki/Catal%C3%A0" title="Català">català</a>, <a href="/wiki/Txec" title="Txec">txec</a>, <a href="/wiki/Dan%C3%A8s" title="Danès">danès</a>, <a href="/wiki/Filip%C3%AD" title="Filipí">filipí</a>, <a href="/wiki/Croat_(llengua)" title="Croat (llengua)">croat</a>, <a href="/wiki/Indonesi" title="Indonesi">indonesi</a>, <a href="/wiki/Let%C3%B3" title="Letó">letó</a>, <a href="/wiki/Litu%C3%A0" title="Lituà">lituà</a>, <a href="/wiki/Hongar%C3%A8s" title="Hongarès">hongarès</a>, <a href="/wiki/Neerland%C3%A8s" title="Neerlandès">neerlandès</a>, <a href="/wiki/Noruec" title="Noruec">noruec</a>, <a href="/wiki/Polon%C3%A8s" title="Polonès">polonès</a>, <a href="/wiki/Portugu%C3%A8s" title="Portuguès">portuguès</a>, <a href="/wiki/Portugu%C3%A8s_brasiler" title="Portuguès brasiler">portuguès brasiler</a>, <a href="/wiki/Roman%C3%A8s" title="Romanès">romanès</a>, <a href="/wiki/Eslovac" title="Eslovac">eslovac</a>, <a href="/wiki/Eslov%C3%A8" title="Eslovè">eslovè</a>, <a href="/wiki/Fin%C3%A8s" title="Finès">finès</a>, <a href="/wiki/Suec" title="Suec">suec</a>, <a href="/wiki/Vietnamita" title="Vietnamita">vietnamita</a>, <a href="/wiki/Turc" title="Turc">turc</a>, <a href="/wiki/Grec" title="Grec">grec</a>, <a href="/wiki/B%C3%BAlgar" title="Búlgar">búlgar</a>, <a href="/wiki/Rus" title="Rus">rus</a>, <a href="/wiki/Serbi" title="Serbi">serbi</a>, <a href="/wiki/Ucra%C3%AFn%C3%A8s" title="Ucraïnès">ucraïnès</a>, <a href="/wiki/Hebreu" title="Hebreu">hebreu</a>, <a href="/wiki/%C3%80rab" title="Àrab">àrab</a>, <a href="/wiki/Persa" title="Persa">persa</a>, <a href="/wiki/Hindi" title="Hindi">hindi</a>, <a href="/wiki/Tai" title="Tai">tai</a>, <a href="/wiki/Core%C3%A0" title="Coreà">coreà</a>, <a href="/wiki/Xin%C3%A8s_simplificat" title="Xinès simplificat">xinès simplificat</a>, <a href="/wiki/Xin%C3%A8s_tradicional" title="Xinès tradicional">xinès tradicional</a> i <a href="/wiki/Japon%C3%A8s" title="Japonès">japonès</a> <span class="penicon"><span class="mw-valign-baseline" typeof="mw:File"><a href="https://www.wikidata.org/wiki/Q494817?uselang=ca#P407" title="Modifica el valor a Wikidata"><img alt="Modifica el valor a Wikidata" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/10px-Arbcom_ru_editing.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/15px-Arbcom_ru_editing.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/20px-Arbcom_ru_editing.svg.png 2x" data-file-width="600" data-file-height="600" /></a></span></span></td></tr><tr><th scope="row" class="infobox-label" style="text-align:left;padding-right:1.2em; background:#eeeeee; text-align:start">Propietari</th><td class="infobox-data" style="text-align:start"><a href="/wiki/Google" title="Google">Google</a> <span class="penicon"><span class="mw-valign-baseline" typeof="mw:File"><a href="https://www.wikidata.org/wiki/Q494817?uselang=ca#P127" title="Modifica el valor a Wikidata"><img alt="Modifica el valor a Wikidata" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/10px-Arbcom_ru_editing.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/15px-Arbcom_ru_editing.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/20px-Arbcom_ru_editing.svg.png 2x" data-file-width="600" data-file-height="600" /></a></span></span></td></tr><tr><th scope="row" class="infobox-label" style="text-align:left;padding-right:1.2em; background:#eeeeee; text-align:start">Mantenidor</th><td class="infobox-data" style="text-align:start"><a href="/wiki/Google" title="Google">Google</a> <span class="penicon"><span class="mw-valign-baseline" typeof="mw:File"><a href="https://www.wikidata.org/wiki/Q494817?uselang=ca#P126" title="Modifica el valor a Wikidata"><img alt="Modifica el valor a Wikidata" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/10px-Arbcom_ru_editing.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/15px-Arbcom_ru_editing.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/20px-Arbcom_ru_editing.svg.png 2x" data-file-width="600" data-file-height="600" /></a></span></span></td></tr><tr><th scope="row" class="infobox-label" style="text-align:left;padding-right:1.2em; background:#eeeeee; text-align:start">Llançament</th><td class="infobox-data" style="text-align:start">novembre 2004 <span class="penicon"><span class="mw-valign-baseline" typeof="mw:File"><a href="https://www.wikidata.org/wiki/Q494817?uselang=ca#P571" title="Modifica el valor a Wikidata"><img alt="Modifica el valor a Wikidata" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/10px-Arbcom_ru_editing.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/15px-Arbcom_ru_editing.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/63/Arbcom_ru_editing.svg/20px-Arbcom_ru_editing.svg.png 2x" data-file-width="600" data-file-height="600" /></a></span></span></td></tr></tbody></table> <p><b>Google Acadèmic</b> (<i><b>Google Scholar</b></i>, en anglès) és un motor de cerca de <a href="/wiki/Google" title="Google">Google</a> que indexa el text complet o les metadades de literatura científico-acadèmica de gran quantitat de formats i disciplines. Entre els resultats que ofereix podem trobar citacions, enllaços a llibres, articles de revistes científiques, comunicacions i ponències a congressos, informes científico-tècnics, tesis i dissertacions, resums, informes tècnics i altra literatura acadèmica, incloent-hi patents. Google no publica el gruix de la base de dades de Google Acadèmic, i s'ha calculat que aquesta contenia vora 160 milions de documents el maig 2014.<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p><p>Va ser llançat al mercat en fase beta el 18 de novembre de 2004 i inclou les revistes més llegides del món científic amb excepció d'<a href="/wiki/Elsevier" title="Elsevier">Elsevier</a>. </p><p>Google Acadèmic és similar a altres recursos lliures com ara CiteSeerX i <a href="/wiki/GetCited" title="GetCited">getCITED.</a> Així mateix, també s'assembla a les eines Scopus d'Elsevier i <a href="/wiki/Web_of_Science" title="Web of Science">Web of Science</a>, de Clarivate, les quals requereixen subscripció. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Història"><span id="Hist.C3.B2ria"></span>Història</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Google_Acad%C3%A8mic&action=edit&section=1" title="Modifica la secció: Història"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Google Acadèmic va sorgir arran d'una discussió entre Alex Verstak i <a href="/wiki/Anurag_Acharya" title="Anurag Acharya">Anurag Acharya</a>, els quals treballaven en la construcció del principal índex web de Google.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> El seu objectiu era "fer els solucionadors de problemes del món un 10 % més eficaços" per permetre accés més fàcil i més acurat a coneixement científic.<sup id="cite_ref-backchannel2015_5-0" class="reference"><a href="#cite_note-backchannel2015-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> Aquest objectiu es reflecteix a l'eslògan del lloc: "Dempeus a les espatlles dels gegants", manllevat d'una cita d'<a href="/wiki/Isaac_Newton" title="Isaac Newton">Isaac Newton</a>, és una mostra d'assentiment envers els acadèmics que han contribuït en el seu camp durant segles, proporcionant l'avenç del coneixement científic. </p><p>Google Acadèmic ha implementat diverses característiques al llarg del temps. El 2006, es va afegir una característica per a importar citacions amb suport de gestors de bibliografia (tals com RefWorks, RefMan, <a href="/wiki/EndNote" title="EndNote">EndNote</a> i BibTeX). El 2007, Acharya va anunciar que Google Scholar havia començat un programa per a digitalitzar i hostatjar articles de revista d'acord amb els editors, un esforç diferenciat de Google Books, en què l'escanejat de les revistes més velles no inclou metadades necessàries per a identificar articles específics en temes determinats.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> El 2011, <a href="/wiki/Google" title="Google">Google</a> va eliminar Google Acadèmic de les barres d'eines de les seves pàgines de recerca, fent-lo menys fàcilment accessible i menys fàcil de descobrir per part d'usuaris que no en coneixien l'existència.<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> Més o menys en aquest període, es van desenvolupar llocs amb característiques similars, com són CiteSeer, Scirus, i Windows Live Academic. Tots tres inoperatius a hores d'ara. </p><p>El 2012 es va afegir la possibilitat que els acadèmics individuals poguessin crear "perfils de citacions acadèmiques", perfils públics d'autors que són editables pels mateixos autors.<sup id="cite_ref-profiles2014_8-0" class="reference"><a href="#cite_note-profiles2014-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> Els usuaris, els quals es connecten al seu compte de Google vinculant una adreça de correu generalment relacionada amb una institució acadèmica (per exemple, correu-e personal de la universitat), poden des d'aleshores gestionar els seus camps d'interès i citacions. Google Acadèmic calcula automàticament i mostra els índexs de citacions <a href="/w/index.php?title=H-index&action=edit&redlink=1" class="new" title="H-index (encara no existeix)">h-index</a>, i també l'<a href="/wiki/%C3%8Dndex_h" title="Índex h">i10-index</a>. El primer amb informació sobre el percentatge de citacions que els articles de l'autor han rebut en els darrers 5 anys (equivalència entre nombre màxim d'articles que han rebut sengles citacions) i el segon amb el càlcul d'articles que han rebut un mínim de 10 citacions. </p><p>El novembre de 2013 es va introduir una característica que permet als usuaris registrats desar les seves cerques a la "Biblioteca del Google Acadèmic", una col·lecció personal que l'usuari pot buscar per separat i organitzar amb etiquetes o tags.<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> Una funció de mètrica dona actualment suport per veure l'impacte de les revistes acadèmiques, així com camps complets de ciència, mitjançant el botó "mètrica".<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> Aquesta funcionalitat permet revelar les revistes capdavanteres en un camp d'interès, i també podem conèixer l'impacte dels articles que hi són publicats. </p> <div class="mw-heading mw-heading2"><h2 id="Característiques"><span id="Caracter.C3.ADstiques"></span>Característiques</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Google_Acad%C3%A8mic&action=edit&section=2" title="Modifica la secció: Característiques"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Google Scholar permet als usuaris buscar còpies digitals o físiques d'articles, tant en línia com en biblioteques.<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> Donat que molts dels resultats en la cerca a Google Acadèmic enllacen a articles de revistes comercials, la majoria d'usuaris només podran accedir a un resum i als detalls de citació de l'article en qüestió, havent de pagar un cost determinat per a poder accedir a l'article sencer.<sup id="cite_ref-pmc1324783_12-0" class="reference"><a href="#cite_note-pmc1324783-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> L'ordre de resultats es fa en funció de la rellevància per la cerca realitzada de cada document recuperat. Per calcular aquesta rellevància es té en compte "el text complet de cada document, on es va publicar, per qui va ser escrit, així com la freqüència que ha estat citat en altra bibliografia acadèmica".<sup id="cite_ref-gsabout_13-0" class="reference"><a href="#cite_note-gsabout-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> Diverses investigacions han demostrat que Google Scholar atorga un gran pes al nombre de citacions que reben els articles.<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> Per tant, els primers resultats són sovint els articles més citats. En les cerques per autor o títol, el nombre de cites rebudes és el factor determinant, en canvi, en les cerques per paraules clau, és probablement el factor amb més pes, però també intervenen altres factors.<sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> </p><p>Utilitzant la característica "grup de", es mostren els enllaços disponibles a articles de revista. En la versió de 2005, aquesta característica proporcionava un enllaç tant a versions d'accés als articles mitjançant subscripció com a versions de text complet i gratuïtes. L'any 2006, proporcionava enllaços només a les versions dels editors. De llavors ençà, ha proporcionat enllaç tant a versions publicades com a la majoria de <a href="/wiki/Repositori_digital" class="mw-redirect" title="Repositori digital">repositoris</a> d'accés obert, si bé encara no cobreix aquells que apareixen en pàgines web universitàries. </p><p>A través de la seva eina "citat per", Google Acadèmic proporciona accés a resums d'articles en els quals s'hagi citat l'article que s'està consultant.<sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Limitacions_i_crítica"><span id="Limitacions_i_cr.C3.ADtica"></span>Limitacions i crítica</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Google_Acad%C3%A8mic&action=edit&section=3" title="Modifica la secció: Limitacions i crítica"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading2"><h2 id="Referències"><span id="Refer.C3.A8ncies"></span>Referències</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Google_Acad%C3%A8mic&action=edit&section=4" title="Modifica la secció: Referències"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="reflist {{#if: | references-column-count references-column-count-{{{col}}}" style="list-style-type: decimal;"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><a href="#cite_ref-1">↑</a></span> <span class="reference-text">Orduña-Malea, E.; Ayllón, J.M.; Martín-Martín, A.; Delgado López-Cózar, E. (2014).</span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><a href="#cite_ref-2">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal" id="CITEREFGiles2005"><span style="font-variant: small-caps;">Giles</span>, J. «Science in the web age: Start your engines». <i>Nature</i>, 438, 7068, 2005, pàg. 554–555. <a href="/wiki/Bibcode" title="Bibcode">Bibcode</a>: <a rel="nofollow" class="external text" href="http://adsabs.harvard.edu/abs/2005Natur.438..554G">2005Natur.438..554G</a>. <a href="/wiki/DOI" title="DOI">DOI</a>: <a rel="nofollow" class="external text" href="https://dx.doi.org/10.1038%2F438554a">10.1038/438554a</a>. <a href="/wiki/PubMed" title="PubMed">PMID</a>: <a href="https://www.ncbi.nlm.nih.gov/pubmed/16319857?dopt=Abstract" class="extiw" title="pmid:16319857">16319857</a>.</span></span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><a href="#cite_ref-3">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">Hughes, Tracey. «<a rel="nofollow" class="external text" href="https://web.archive.org/web/20100301092347/http://www.google.cat/librariancenter/articles/0612_01.html">An interview with Anurag Acharya, Google Scholar lead engineer</a>». <i>Google Librarian Central</i>, 01-12-2006. Arxivat de l'<a rel="nofollow" class="external text" href="http://www.google.cat/librariancenter/articles/0612_01.html">original</a> el 2010-03-01. [Consulta: 4 maig 2016].</span></span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><a href="#cite_ref-4">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">Assisi, Francis C. «<a rel="nofollow" class="external text" href="https://web.archive.org/web/20110608194910/http://www.indolink.com/SciTech/fr010305-075445.php">Anurag Acharya Helped Google’s Scholarly Leap</a>».  INDOlink, 03-01-2005. Arxivat de l'<a rel="nofollow" class="external text" href="http://www.indolink.com/SciTech/fr010305-075445.php">original</a> el 8 de juny 2011. [Consulta: 4 maig 2016].</span></span> </li> <li id="cite_note-backchannel2015-5"><span class="mw-cite-backlink"><a href="#cite_ref-backchannel2015_5-0">↑</a></span> <span class="reference-text">Steven Levy (2015) <a rel="nofollow" class="external text" href="https://medium.com/backchannel/the-gentleman-who-made-scholar-d71289d9a82d">The gentleman who made Scholar</a>.</span> </li> <li id="cite_note-6"><span class="mw-cite-backlink"><a href="#cite_ref-6">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">Quint, Barbara. «<a rel="nofollow" class="external text" href="http://newsbreaks.infotoday.com/nbReader.asp?ArticleId=37309">Changes at Google Scholar: A Conversation With Anurag Acharya</a>».  <a href="/w/index.php?title=Information_Today&action=edit&redlink=1" class="new" title="Information Today (encara no existeix)">Information Today</a>, 27-08-2007.</span></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><a href="#cite_ref-7">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">Madrigal, Alexis C. «<a rel="nofollow" class="external text" href="http://www.theatlantic.com/technology/archive/2012/04/20-services-google-thinks-are-more-important-than-google-scholar/255420/">20 Services Google Thinks Are More Important Than Google Scholar</a>».  Atlantic, 03-04-2012.</span></span> </li> <li id="cite_note-profiles2014-8"><span class="mw-cite-backlink"><a href="#cite_ref-profiles2014_8-0">↑</a></span> <span class="reference-text">Alex Verstak: "<a rel="nofollow" class="external text" href="http://googlescholar.blogspot.ch/2014/08/fresh-look-of-scholar-profiles.html">Fresh Look of Scholar Profiles</a>".</span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><a href="#cite_ref-9">↑</a></span> <span class="reference-text">James Connor: "<a rel="nofollow" class="external text" href="http://googlescholar.blogspot.de/2013/11/google-scholar-library.html">Google Scholar Library</a>".</span> </li> <li id="cite_note-10"><span class="mw-cite-backlink"><a href="#cite_ref-10">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="https://scholar.google.cat/citations?hl=ca&user=OCYy1o4AAAAJ">International Journal of Internet Science - Google Scholar Citations</a>».  Scholar.google.com. [Consulta: 22 agost 2014].</span></span> </li> <li id="cite_note-11"><span class="mw-cite-backlink"><a href="#cite_ref-11">↑</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://scholar.google.cat/intl/en/scholar/librarylinks.html">Google Scholar Library Links</a></span> </li> <li id="cite_note-pmc1324783-12"><span class="mw-cite-backlink"><a href="#cite_ref-pmc1324783_12-0">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal" id="CITEREFVine2006"><span style="font-variant: small-caps;">Vine</span>, Rita «Google Scholar». <i>Journal of the Medical Library Association</i>, 94, 1, 1-2006, pàg. 97–9. <a href="/wiki/PubMed" title="PubMed">PMC</a>: <a rel="nofollow" class="external text" href="http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1324783">1324783</a>.</span></span> </li> <li id="cite_note-gsabout-13"><span class="mw-cite-backlink"><a href="#cite_ref-gsabout_13-0">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="https://scholar.google.cat/scholar/about.html">About Google Scholar</a>».  Scholar.google.com. [Consulta: 29 juliol 2010].</span></span> </li> <li id="cite_note-14"><span class="mw-cite-backlink"><a href="#cite_ref-14">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal" id="CITEREFBeelGipp2009"><span style="font-variant: small-caps;">Beel</span>, J.; <span style="font-variant: small-caps;">Gipp</span>, B. «<a rel="nofollow" class="external text" href="https://ieeexplore.ieee.org/document/5089308/">Google Scholar's ranking algorithm: The impact of citation counts (An empirical study)</a>». <i>2009 Third International Conference on Research Challenges in Information Science</i>, 4-2009, pàg. 439–446. <a href="/wiki/DOI" title="DOI">DOI</a>: <a rel="nofollow" class="external text" href="https://dx.doi.org/10.1109%2FRCIS.2009.5089308">10.1109/RCIS.2009.5089308</a>.</span></span> </li> <li id="cite_note-15"><span class="mw-cite-backlink"><a href="#cite_ref-15">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal" id="CITEREFRoviraGuerrero-SoléCodina2018"><span style="font-variant: small-caps;">Rovira</span>, Cristòfol; <span style="font-variant: small-caps;">Guerrero-Solé</span>, Frederic; <span style="font-variant: small-caps;">Codina</span>, Lluís «<a rel="nofollow" class="external text" href="https://recyt.fecyt.es/index.php/EPI/article/view/epi.2018.may.09">Received citations as a main SEO factor of Google Scholar results ranking</a>» (en castellà). <i>Profesional de la Información</i>, 27, 3, 2018, pàg. 559-569. <a href="/wiki/DOI" title="DOI">DOI</a>: <a rel="nofollow" class="external text" href="https://dx.doi.org/10.3145%2Fepi.2018.may.09">10.3145/epi.2018.may.09</a>.</span></span> </li> <li id="cite_note-16"><span class="mw-cite-backlink"><a href="#cite_ref-16">↑</a></span> <span class="reference-text"><span class="citation" style="font-style:normal">«<a rel="nofollow" class="external text" href="https://scholar.google.cat/intl/en/scholar/help.html">Google Scholar Search Tips</a>» (en anglès). [Consulta: 5 octubre 2017].</span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="Enllaços_externs"><span id="Enlla.C3.A7os_externs"></span>Enllaços externs</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Google_Acad%C3%A8mic&action=edit&section=5" title="Modifica la secció: Enllaços externs"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="http://scholar.google.com">Pàgina web de Google Acadèmic<br /> </a></li> <li><a rel="nofollow" class="external text" href="http://googlescholar.blogspot.com">Blog de Google Acadèmic</a></li></ul> <div role="navigation" class="navbox" aria-label="Navbox" style="padding:3px"><table class="nowraplinks hlist navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Control_d%27autoritats" title="Control d'autoritats">Registres d'autoritat</a></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"> <ul><li><a rel="nofollow" class="external text" href="http://www.worldcat.org/identities/lccn-n2016-036728">WorldCat</a></li> <li><a href="/wiki/CANTIC" class="mw-redirect" title="CANTIC">CANTIC</a> <span class="uid"> (<a rel="nofollow" class="external text" href="https://cantic.bnc.cat/registre/981058620086006706">1</a>)</span></li> <li><a href="/wiki/LCCN" class="mw-redirect" title="LCCN">LCCN</a> <span class="uid"> (<a rel="nofollow" class="external text" href="https://id.loc.gov/authorities/names/n2016036728">1</a>)</span></li> <li><a href="/wiki/VIAF" class="mw-redirect" title="VIAF">VIAF</a> <span class="uid"> (<a rel="nofollow" class="external text" href="http://viaf.org/viaf/832146936606613780116">1</a>)</span></li></ul> </div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Obtingut de «<a dir="ltr" href="https://ca.wikipedia.org/w/index.php?title=Google_Acadèmic&oldid=32769506">https://ca.wikipedia.org/w/index.php?title=Google_Acadèmic&oldid=32769506</a>»</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Especial:Categorias" title="Especial:Categorias">Categoria</a>: <ul><li><a href="/wiki/Categoria:Serveis_de_Google" title="Categoria:Serveis de Google">Serveis de Google</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Categories ocultes: <ul><li><a href="/wiki/Categoria:Articles_amb_identificador_CANTIC" title="Categoria:Articles amb identificador CANTIC">Articles amb identificador CANTIC</a></li><li><a href="/wiki/Categoria:Control_d%27autoritats" title="Categoria:Control d'autoritats">Control d'autoritats</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> La pàgina va ser modificada per darrera vegada el 10 des 2023 a les 04:03.</li> <li id="footer-info-copyright">El text està disponible sota la <a href="/wiki/Viquip%C3%A8dia:Text_de_la_llic%C3%A8ncia_de_Creative_Commons_Reconeixement-Compartir_Igual_4.0_No_adaptada" title="Viquipèdia:Text de la llicència de Creative Commons Reconeixement-Compartir Igual 4.0 No adaptada"> Llicència de Creative Commons Reconeixement i Compartir-Igual</a>; es poden aplicar termes addicionals. 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