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[o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Đăng nhập</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"> Trang dành cho người dùng chưa đăng nhập <a href="/wiki/Tr%E1%BB%A3_gi%C3%BAp:Gi%E1%BB%9Bi_thi%E1%BB%87u" aria-label="Tìm hiểu thêm về sửa đổi"><span>tìm hiểu thêm</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/%C4%90%E1%BA%B7c_bi%E1%BB%87t:%C4%90%C3%B3ng_g%C3%B3p_c%E1%BB%A7a_t%C3%B4i" title="Danh sách các sửa đổi được thực hiện qua địa chỉ IP này [y]" accesskey="y"><span>Đóng góp</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/%C4%90%E1%BA%B7c_bi%E1%BB%87t:Th%E1%BA%A3o_lu%E1%BA%ADn_t%C3%B4i" title="Thảo luận với địa chỉ IP này [n]" accesskey="n"><span>Thảo luận cho địa chỉ IP này</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="Trang Web"> <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="Nội dung" 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">Nội dung</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">chuyển sang thanh bên</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">ẩn</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">Đầu</div> </a> </li> <li id="toc-Tham_khảo" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Tham_khảo"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Tham khảo</span> </div> </a> <ul id="toc-Tham_khảo-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="Nội dung" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" title="Mục lục" > <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="Đóng mở mục lục" > <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">Đóng mở mục lục</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">.cat</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="Xem bài viết trong ngôn ngữ khác. Bài có sẵn trong 49 ngôn ngữ" > <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-49" 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">49 ngôn ngữ</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-als mw-list-item"><a href="https://als.wikipedia.org/wiki/.cat" title=".cat – Tiếng Đức (Thụy Sĩ)" lang="gsw" hreflang="gsw" data-title=".cat" data-language-autonym="Alemannisch" data-language-local-name="Tiếng Đức (Thụy Sĩ)" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/.cat" title=".cat – Tiếng Ả Rập" lang="ar" hreflang="ar" data-title=".cat" data-language-autonym="العربية" data-language-local-name="Tiếng Ả Rập" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/.cat" title=".cat – Tiếng Asturias" lang="ast" hreflang="ast" data-title=".cat" data-language-autonym="Asturianu" data-language-local-name="Tiếng Asturias" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/.cat" title=".cat – Tiếng Mân Nam" lang="nan" hreflang="nan" data-title=".cat" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="Tiếng Mân Nam" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/.cat" title=".cat – Tiếng Belarus" lang="be" hreflang="be" data-title=".cat" data-language-autonym="Беларуская" data-language-local-name="Tiếng Belarus" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/.cat" title=".cat – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title=".cat" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/.cat" title=".cat – Tiếng Bosnia" lang="bs" hreflang="bs" data-title=".cat" data-language-autonym="Bosanski" data-language-local-name="Tiếng Bosnia" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/.cat" title=".cat – Tiếng Catalan" lang="ca" hreflang="ca" data-title=".cat" data-language-autonym="Català" data-language-local-name="Tiếng Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/.cat" title=".cat – Tiếng Séc" lang="cs" hreflang="cs" data-title=".cat" data-language-autonym="Čeština" data-language-local-name="Tiếng Séc" 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/.cat" title=".cat – Tiếng Đan Mạch" lang="da" hreflang="da" data-title=".cat" data-language-autonym="Dansk" data-language-local-name="Tiếng Đan Mạch" 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/.cat" title=".cat – Tiếng Đức" lang="de" hreflang="de" data-title=".cat" data-language-autonym="Deutsch" data-language-local-name="Tiếng Đức" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/.cat" title=".cat – Tiếng Estonia" lang="et" hreflang="et" data-title=".cat" data-language-autonym="Eesti" data-language-local-name="Tiếng Estonia" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/.cat" title=".cat – Tiếng Hy Lạp" lang="el" hreflang="el" data-title=".cat" data-language-autonym="Ελληνικά" data-language-local-name="Tiếng Hy Lạp" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-eml mw-list-item"><a href="https://eml.wikipedia.org/wiki/.cat" title=".cat – Emiliano-Romagnolo" lang="egl" hreflang="egl" data-title=".cat" data-language-autonym="Emiliàn e rumagnòl" data-language-local-name="Emiliano-Romagnolo" class="interlanguage-link-target"><span>Emiliàn e rumagnòl</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/.cat" title=".cat – Tiếng Anh" lang="en" hreflang="en" data-title=".cat" data-language-autonym="English" data-language-local-name="Tiếng Anh" 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/.cat" title=".cat – Tiếng Tây Ban Nha" lang="es" hreflang="es" data-title=".cat" data-language-autonym="Español" data-language-local-name="Tiếng Tây Ban Nha" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/.cat" title=".cat – Tiếng Quốc Tế Ngữ" lang="eo" hreflang="eo" data-title=".cat" data-language-autonym="Esperanto" data-language-local-name="Tiếng Quốc Tế Ngữ" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/.cat" title=".cat – Tiếng Basque" lang="eu" hreflang="eu" data-title=".cat" data-language-autonym="Euskara" data-language-local-name="Tiếng Basque" 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/.cat" title=".cat – Tiếng Ba Tư" lang="fa" hreflang="fa" data-title=".cat" data-language-autonym="فارسی" data-language-local-name="Tiếng Ba Tư" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/.cat" title=".cat – Tiếng Pháp" lang="fr" hreflang="fr" data-title=".cat" data-language-autonym="Français" data-language-local-name="Tiếng Pháp" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/.cat" title=".cat – Tiếng Ireland" lang="ga" hreflang="ga" data-title=".cat" data-language-autonym="Gaeilge" data-language-local-name="Tiếng Ireland" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/.cat" title=".cat – Tiếng Galician" lang="gl" hreflang="gl" data-title=".cat" data-language-autonym="Galego" data-language-local-name="Tiếng Galician" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/.cat" title=".cat – Tiếng Hàn" lang="ko" hreflang="ko" data-title=".cat" data-language-autonym="한국어" data-language-local-name="Tiếng Hàn" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/.cat" title=".cat – Tiếng Armenia" lang="hy" hreflang="hy" data-title=".cat" data-language-autonym="Հայերեն" data-language-local-name="Tiếng Armenia" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/.cat" title=".cat – Tiếng Croatia" lang="hr" hreflang="hr" data-title=".cat" data-language-autonym="Hrvatski" data-language-local-name="Tiếng Croatia" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/.cat" title=".cat – Tiếng Ido" lang="io" hreflang="io" data-title=".cat" data-language-autonym="Ido" data-language-local-name="Tiếng Ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/.cat" title=".cat – Tiếng Italy" lang="it" hreflang="it" data-title=".cat" data-language-autonym="Italiano" data-language-local-name="Tiếng Italy" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-lmo mw-list-item"><a href="https://lmo.wikipedia.org/wiki/.cat" title=".cat – Tiếng Lombard" lang="lmo" hreflang="lmo" data-title=".cat" data-language-autonym="Lombard" data-language-local-name="Tiếng Lombard" class="interlanguage-link-target"><span>Lombard</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/.cat" title=".cat – Tiếng Hungary" lang="hu" hreflang="hu" data-title=".cat" data-language-autonym="Magyar" data-language-local-name="Tiếng Hungary" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-mzn mw-list-item"><a href="https://mzn.wikipedia.org/wiki/.cat" title=".cat – Tiếng Mazanderani" lang="mzn" hreflang="mzn" data-title=".cat" data-language-autonym="مازِرونی" data-language-local-name="Tiếng Mazanderani" class="interlanguage-link-target"><span>مازِرونی</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/.cat" title=".cat – Tiếng Hà Lan" lang="nl" hreflang="nl" data-title=".cat" data-language-autonym="Nederlands" data-language-local-name="Tiếng Hà Lan" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/.cat" title=".cat – Tiếng Nhật" lang="ja" hreflang="ja" data-title=".cat" data-language-autonym="日本語" data-language-local-name="Tiếng Nhật" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ce mw-list-item"><a href="https://ce.wikipedia.org/wiki/.cat" title=".cat – Tiếng Chechen" lang="ce" hreflang="ce" data-title=".cat" data-language-autonym="Нохчийн" data-language-local-name="Tiếng Chechen" class="interlanguage-link-target"><span>Нохчийн</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/.cat" title=".cat – Tiếng Na Uy (Bokmål)" lang="nb" hreflang="nb" data-title=".cat" data-language-autonym="Norsk bokmål" data-language-local-name="Tiếng Na Uy (Bokmål)" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/.cat" title=".cat – Tiếng Occitan" lang="oc" hreflang="oc" data-title=".cat" data-language-autonym="Occitan" data-language-local-name="Tiếng Occitan" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/.cat" title=".cat – Tiếng Hạ Đức" lang="nds" hreflang="nds" data-title=".cat" data-language-autonym="Plattdüütsch" data-language-local-name="Tiếng Hạ Đức" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/.cat" title=".cat – Tiếng Ba Lan" lang="pl" hreflang="pl" data-title=".cat" data-language-autonym="Polski" data-language-local-name="Tiếng Ba Lan" 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/.cat" title=".cat – Tiếng Bồ Đào Nha" lang="pt" hreflang="pt" data-title=".cat" data-language-autonym="Português" data-language-local-name="Tiếng Bồ Đào Nha" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/.cat" title=".cat – Tiếng Romania" lang="ro" hreflang="ro" data-title=".cat" data-language-autonym="Română" data-language-local-name="Tiếng Romania" 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/.cat" title=".cat – Tiếng Nga" lang="ru" hreflang="ru" data-title=".cat" data-language-autonym="Русский" data-language-local-name="Tiếng Nga" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sah mw-list-item"><a href="https://sah.wikipedia.org/wiki/.cat" title=".cat – Tiếng Sakha" lang="sah" hreflang="sah" data-title=".cat" data-language-autonym="Саха тыла" data-language-local-name="Tiếng Sakha" class="interlanguage-link-target"><span>Саха тыла</span></a></li><li class="interlanguage-link interwiki-sv badge-Q70893996 mw-list-item" title=""><a href="https://sv.wikipedia.org/wiki/.cat" title=".cat – Tiếng Thụy Điển" lang="sv" hreflang="sv" data-title=".cat" data-language-autonym="Svenska" data-language-local-name="Tiếng Thụy Điển" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/.cat" title=".cat – Tiếng Tajik" lang="tg" hreflang="tg" data-title=".cat" data-language-autonym="Тоҷикӣ" data-language-local-name="Tiếng Tajik" 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/.cat" title=".cat – Tiếng Thổ Nhĩ Kỳ" lang="tr" hreflang="tr" data-title=".cat" data-language-autonym="Türkçe" data-language-local-name="Tiếng Thổ Nhĩ Kỳ" 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/.cat" title=".cat – Tiếng Ukraina" lang="uk" hreflang="uk" data-title=".cat" data-language-autonym="Українська" data-language-local-name="Tiếng Ukraina" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/Cat." title="Cat. – Tiếng Urdu" lang="ur" hreflang="ur" data-title="Cat." data-language-autonym="اردو" data-language-local-name="Tiếng Urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-fiu-vro mw-list-item"><a href="https://fiu-vro.wikipedia.org/wiki/.cat" title=".cat – Võro" lang="vro" hreflang="vro" data-title=".cat" data-language-autonym="Võro" data-language-local-name="Võro" class="interlanguage-link-target"><span>Võro</span></a></li><li class="interlanguage-link interwiki-diq mw-list-item"><a href="https://diq.wikipedia.org/wiki/.cat" title=".cat – Dimli" lang="diq" hreflang="diq" data-title=".cat" data-language-autonym="Zazaki" data-language-local-name="Dimli" class="interlanguage-link-target"><span>Zazaki</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/.cat" title=".cat – Tiếng Trung" lang="zh" hreflang="zh" data-title=".cat" data-language-autonym="中文" data-language-local-name="Tiếng Trung" class="interlanguage-link-target"><span>中文</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/Q108252#sitelinks-wikipedia" title="Sửa liên kết giữa ngôn ngữ" class="wbc-editpage">Sửa liên kết</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="Không gian tên"> <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/.cat" title="Xem bài viết [c]" accesskey="c"><span>Bài viết</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Th%E1%BA%A3o_lu%E1%BA%ADn:.cat" rel="discussion" title="Thảo luận về trang này [t]" accesskey="t"><span>Thảo luận</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="Thay đổi biến thể ngôn ngữ" > <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">Tiếng Việt</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Giao diện"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/.cat"><span>Đọc</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=.cat&veaction=edit" title="Sửa đổi trang này [v]" accesskey="v"><span>Sửa đổi</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=.cat&action=edit" title="Sửa đổi mã nguồn của trang này [e]" accesskey="e"><span>Sửa mã nguồn</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=.cat&action=history" title="Các phiên bản cũ của trang này [h]" accesskey="h"><span>Xem lịch sử</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Công cụ trang"> <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="Công cụ" > <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">Công cụ</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">Công cụ</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">chuyển sang thanh bên</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">ẩn</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Thêm tùy chọn" > <div class="vector-menu-heading"> Tác vụ </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/.cat"><span>Đọc</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=.cat&veaction=edit" title="Sửa đổi trang này [v]" accesskey="v"><span>Sửa đổi</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=.cat&action=edit" title="Sửa đổi mã nguồn của trang này [e]" accesskey="e"><span>Sửa mã nguồn</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=.cat&action=history"><span>Xem lịch sử</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Chung </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/%C4%90%E1%BA%B7c_bi%E1%BB%87t:Li%C3%AAn_k%E1%BA%BFt_%C4%91%E1%BA%BFn_%C4%91%C3%A2y/.cat" title="Các trang liên kết đến đây [j]" accesskey="j"><span>Các liên kết đến đây</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/%C4%90%E1%BA%B7c_bi%E1%BB%87t:Thay_%C4%91%E1%BB%95i_li%C3%AAn_quan/.cat" rel="nofollow" title="Thay đổi gần đây của các trang liên kết đến đây [k]" accesskey="k"><span>Thay đổi liên quan</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=.cat&oldid=72196718" title="Liên kết thường trực đến phiên bản này của trang"><span>Liên kết thường trực</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=.cat&action=info" title="Thêm chi tiết về trang này"><span>Thông tin trang</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=%C4%90%E1%BA%B7c_bi%E1%BB%87t:Tr%C3%ADch_d%E1%BA%ABn&page=.cat&id=72196718&wpFormIdentifier=titleform" title="Hướng dẫn cách trích dẫn trang này"><span>Trích dẫn trang này</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=%C4%90%E1%BA%B7c_bi%E1%BB%87t:UrlShortener&url=https%3A%2F%2Fvi.wikipedia.org%2Fwiki%2F.cat"><span>Lấy URL ngắn gọn</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=%C4%90%E1%BA%B7c_bi%E1%BB%87t:QrCode&url=https%3A%2F%2Fvi.wikipedia.org%2Fwiki%2F.cat"><span>Tải mã 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"> In và xuất </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=%C4%90%E1%BA%B7c_bi%E1%BB%87t:S%C3%A1ch&bookcmd=book_creator&referer=.cat"><span>Tạo một quyển sách</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=%C4%90%E1%BA%B7c_bi%E1%BB%87t:DownloadAsPdf&page=.cat&action=show-download-screen"><span>Tải dưới dạng PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=.cat&printable=yes" title="Bản để in ra của trang [p]" accesskey="p"><span>Bản để in ra</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"> Tại dự án khác </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:.cat" hreflang="en"><span>Wikimedia 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/Q108252" title="Liên kết đến khoản mục kết nối trong kho dữ liệu [g]" accesskey="g"><span>Khoản mục 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="Công cụ trang"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Giao diện"> <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">Giao diện</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">chuyển sang thanh bên</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">ẩn</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">Bách khoa toàn thư mở Wikipedia</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="vi" dir="ltr"><table class="infobox" style="font-size:90%;text-align:left;width:20em;"> <caption style="background:#FCC;font-size:larger;text-align:center;"><b>.cat</b> </caption> <tbody><tr> <th>Năm ra đời </th> <td><a href="/wiki/19_th%C3%A1ng_12" title="19 tháng 12">19 tháng 12</a> năm <a href="/wiki/2005" title="2005">2005</a> </td></tr> <tr> <th>Loại <a href="/wiki/TLD" class="mw-redirect" title="TLD">TLD</a> </th> <td>Tên miền cao cấp </td></tr> <tr> <th>Tình trạng </th> <td>Đang hoạt động </td></tr> <tr> <th>Đăng ký </th> <td>Hiệp hội PuntCAT </td></tr> <tr> <th>Bảo trợ </th> <td>PuntCAT </td></tr> <tr> <th>Dùng cho </th> <td><span class="flagicon"><span class="mw-image-border" typeof="mw:File"><a href="/wiki/Catalunya" title="Catalunya"><img alt="Catalunya" src="//upload.wikimedia.org/wikipedia/commons/thumb/c/ce/Flag_of_Catalonia.svg/23px-Flag_of_Catalonia.svg.png" decoding="async" width="23" height="15" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/ce/Flag_of_Catalonia.svg/35px-Flag_of_Catalonia.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/ce/Flag_of_Catalonia.svg/45px-Flag_of_Catalonia.svg.png 2x" data-file-width="810" data-file-height="540" /></a></span></span> Cộng đồng người nói <a href="/wiki/Ti%E1%BA%BFng_Catalan" class="mw-redirect" title="Tiếng Catalan">tiếng Catalan</a> tại <a href="/wiki/T%C3%A2y_Ban_Nha" title="Tây Ban Nha">Tây Ban Nha</a> </td></tr> <tr> <th>Giới hạn </th> <td>Được thực hiện trước và sau khi đăng ký để đảm bảo người đăng ký là một phần của cộng đồng hợp pháp. </td></tr> <tr> <th>Cấu trúc </th> <td>Direct second-level registrations are allowed </td></tr> <tr> <th>Tài liệu </th> <td><a rel="nofollow" class="external text" href="http://www.icann.org/tlds/stld-apps-19mar04/cat.htm">ICANN New sTLD RFP Application</a> </td></tr> <tr> <th>Tranh chấp </th> <td><a href="/w/index.php?title=Uniform_Domain-Name_Dispute-Resolution_Policy&action=edit&redlink=1" class="new" title="Uniform Domain-Name Dispute-Resolution Policy (trang không tồn tại)">UDRP</a>, <a rel="nofollow" class="external text" href="http://www.icann.org/tlds/agreements/sponsored/sponsorship-agmt-att12-13oct01.htm">Charter Eligibility Dispute Resolution Procedure (CEDRP)</a>, Compliance Reconsideration Policy (CRP) </td></tr> <tr> <th>Trang web </th> <td><a rel="nofollow" class="external text" href="http://www.domini.cat">Domini.cat</a> </td></tr></tbody></table> <p><b>.cat</b> ( <a href="/wiki/Ti%E1%BA%BFng_Catalunya" title="Tiếng Catalunya">tiếng Catalan</a>: <i>punt cat</i> <span class="IPA nowrap" lang="ca-Latn-fonipa"><a href="/w/index.php?title=Tr%E1%BB%A3_gi%C3%BAp:IPA/ti%E1%BA%BFng_Catalunya&action=edit&redlink=1" class="new" title="Trợ giúp:IPA/tiếng Catalunya (trang không tồn tại)">[ˈpuŋ<span class="wrap"> </span>ˈkat]</a></span> ) là <a href="/wiki/T%C3%AAn_mi%E1%BB%81n" title="Tên miền">tên miền</a> cấp cao nhất của Xứ <a href="/wiki/Catalan" class="mw-redirect" title="Catalan">Catalan</a> thuộc <a href="/wiki/T%C3%A2y_Ban_Nha" title="Tây Ban Nha">Tây Ban Nha</a>, được tạo bởi <a href="/w/index.php?title=PuntCAT&action=edit&redlink=1" class="new" title="PuntCAT (trang không tồn tại)">PuntCAT</a>. Nó đã được chuẩn hóa bởi <a href="/wiki/ICANN" title="ICANN">ICANN</a> vào tháng 9 năm 2005 <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> <div class="mw-heading mw-heading2"><h2 id="Tham_khảo"><span id="Tham_kh.E1.BA.A3o"></span>Tham khảo</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=.cat&veaction=edit&section=1" title="Sửa đổi phần “Tham khảo”" class="mw-editsection-visualeditor"><span>sửa</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=.cat&action=edit&section=1" title="Sửa mã nguồn tại đề mục: Tham khảo"><span>sửa mã nguồn</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r71728118">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist" style="list-style-type: decimal;"> <ol class="references"> <li id="cite_note-1"><b><a href="#cite_ref-1">^</a></b> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r72042645">.mw-parser-output cite.citation{font-style:inherit}.mw-parser-output .citation q{quotes:"“""”""‘""’"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free a,.mw-parser-output .citation .cs1-lock-free a{background:linear-gradient(transparent,transparent),url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited a,.mw-parser-output .id-lock-registration a,.mw-parser-output .citation .cs1-lock-limited a,.mw-parser-output .citation .cs1-lock-registration a{background:linear-gradient(transparent,transparent),url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription a,.mw-parser-output .citation .cs1-lock-subscription a{background:linear-gradient(transparent,transparent),url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-subscription,.mw-parser-output .cs1-registration{color:#555}.mw-parser-output .cs1-subscription span,.mw-parser-output .cs1-registration span{border-bottom:1px dotted;cursor:help}.mw-parser-output .cs1-ws-icon a{background:linear-gradient(transparent,transparent),url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}.mw-parser-output code.cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;font-size:100%}.mw-parser-output .cs1-visible-error{font-size:100%}.mw-parser-output .cs1-maint{display:none;color:#33aa33;margin-left:0.3em}.mw-parser-output .cs1-format{font-size:95%}.mw-parser-output .cs1-kern-left,.mw-parser-output .cs1-kern-wl-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right,.mw-parser-output .cs1-kern-wl-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}</style><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20131029192845/http://www.domini.cat/normativa/en_index.html">“CAT”</a>. Domini.cat. <a rel="nofollow" class="external text" href="http://www.domini.cat/normativa/en_index.html">Bản gốc</a> lưu trữ ngày 29 tháng 10 năm 2013<span class="reference-accessdate">. Truy cập ngày 24 tháng 10 năm 2013</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=CAT&rft.pub=Domini.cat&rft_id=http%3A%2F%2Fwww.domini.cat%2Fnormativa%2Fen_index.html&rfr_id=info%3Asid%2Fvi.wikipedia.org%3A.cat" class="Z3988"></span></span> </li> </ol></div> <style data-mw-deduplicate="TemplateStyles:r72019927">.mw-parser-output #stub{background-image:url("//upload.wikimedia.org/wikipedia/commons/f/f4/Baustelle.svg");background-position:center left;background-repeat:no-repeat;background-size:32px;padding-left:40px}</style><div class="boilerplate metadata plainlinks" id="stub"><table class="metadata plainlinks stub" style="background: transparent;" role="presentation"><tbody><tr> <td><i>Bài viết này vẫn còn <a href="/wiki/Wikipedia:B%C3%A0i_s%C6%A1_khai" title="Wikipedia:Bài sơ khai">sơ khai</a>. 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