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gfield_contains_required field_sublabel_below gfield--no-description field_description_below field_validation_below gfield_visibility_visible" data-js-reload="field_1_4" ><label class='gfield_label gform-field-label' for='input_1_4'>Email<span class="gfield_required"><span class="gfield_required gfield_required_asterisk">*</span></span></label><div class='ginput_container ginput_container_email'> <input name='input_4' id='input_1_4' type='email' value='' class='medium' aria-required="true" aria-invalid="false" /> </div></li><li id="field_1_5" class="gfield gfield--type-checkbox gfield--type-choice field_sublabel_below gfield--no-description field_description_below field_validation_below gfield_visibility_visible" data-js-reload="field_1_5" ><label class='gfield_label gform-field-label gfield_label_before_complex' >Send me a copy</label><div class='ginput_container ginput_container_checkbox'><ul class='gfield_checkbox' id='input_1_5'><li class='gchoice gchoice_1_5_1'> <input class='gfield-choice-input' name='input_5.1' type='checkbox' value='1' id='choice_1_5_1' /> <label for='choice_1_5_1' id='label_1_5_1' class='gform-field-label gform-field-label--type-inline'></label> </li></ul></div></li><li id="field_1_6" class="gfield gfield--type-textarea field_sublabel_below gfield--no-description field_description_below field_validation_below gfield_visibility_visible" data-js-reload="field_1_6" ><label class='gfield_label gform-field-label' for='input_1_6'>Message</label><div class='ginput_container ginput_container_textarea'><textarea name='input_6' id='input_1_6' class='textarea medium' placeholder='Your message' aria-invalid="false" rows='10' cols='50'></textarea></div></li><li id="field_1_8" class="gfield gfield--type-gf_no_captcha_recaptcha field_sublabel_below gfield--no-description field_description_below field_validation_below gfield_visibility_visible" data-js-reload="field_1_8" ><label class='gfield_label gform-field-label' for='input_1_8'>Captcha</label><div class="ginput_container"><div class="g-recaptcha" data-sitekey="6LfSShIUAAAAALvMYYhBpXvvNgMUCAEDz9wvkAGu" data-theme="light"></div></div></li><li id="field_1_9" class="gfield gfield--type-honeypot gform_validation_container field_sublabel_below gfield--has-description field_description_below field_validation_below gfield_visibility_visible" data-js-reload="field_1_9" ><label class='gfield_label gform-field-label' for='input_1_9'>Email</label><div class='ginput_container'><input name='input_9' id='input_1_9' type='text' value='' autocomplete='new-password'/></div><div class='gfield_description' id='gfield_description_1_9'>This field is for validation purposes and should be left unchanged.</div></li></ul></div> <div class='gform_footer top_label'> <input type='submit' id='gform_submit_button_1' class='gform_button button' value='SEND' onclick='if(window["gf_submitting_1"]){return false;} if( !jQuery("#gform_1")[0].checkValidity || 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id='gform_source_page_number_1' value='1' /> <input type='hidden' name='gform_field_values' value='' /> </div> </form> </div> <iframe style='display:none;width:0px;height:0px;' src='about:blank' name='gform_ajax_frame_1' id='gform_ajax_frame_1' title='This iframe contains the logic required to handle Ajax powered Gravity Forms.'></iframe> <script type="text/javascript"> /* <![CDATA[ */ gform.initializeOnLoaded( function() {gformInitSpinner( 1, 'https://www.issn.org/wp-content/plugins/gravityforms/images/spinner.svg', true );jQuery('#gform_ajax_frame_1').on('load',function(){var contents = jQuery(this).contents().find('*').html();var is_postback = contents.indexOf('GF_AJAX_POSTBACK') >= 0;if(!is_postback){return;}var form_content = jQuery(this).contents().find('#gform_wrapper_1');var is_confirmation = jQuery(this).contents().find('#gform_confirmation_wrapper_1').length > 0;var is_redirect = contents.indexOf('gformRedirect(){') >= 0;var is_form = form_content.length > 0 && ! is_redirect 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menu-item-1472"><a href="#">Our mission</a> <ul class="sub-menu"> <li id="menu-item-1473" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1473"><a href="https://www.issn.org/the-centre-and-the-network/our-mission/the-international-centre-for-the-registration-of-serial-publications-cieps/">The ISSN International Centre</a></li> <li id="menu-item-1474" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1474"><a href="https://www.issn.org/the-centre-and-the-network/our-mission/our-strategy/">Annual Reports and Plans</a></li> </ul> </li> <li id="menu-item-1475" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-1475"><a href="#">Our Organization</a> <ul class="sub-menu"> <li id="menu-item-1476" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1476"><a href="https://www.issn.org/the-centre-and-the-network/our-organization/le-reseau-issn-en/">The ISSN Network</a></li> <li id="menu-item-1477" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1477"><a href="https://www.issn.org/the-centre-and-the-network/our-organization/issn-operations/">ISSN statutes</a></li> <li id="menu-item-1478" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1478"><a href="https://www.issn.org/the-centre-and-the-network/our-organization/issn-bodies/">ISSN bodies</a></li> </ul> </li> <li id="menu-item-4523" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-4523"><a href="#">Members countries</a> <ul class="sub-menu"> <li id="menu-item-1480" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1480"><a href="https://www.issn.org/the-centre-and-the-network/members-countries/the-issn-network-today/">The ISSN Network today</a></li> <li id="menu-item-1481" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1481"><a href="https://www.issn.org/the-centre-and-the-network/members-countries/become-a-member-of-the-issn-network/">Become a member of the ISSN Network</a></li> <li id="menu-item-1482" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1482"><a href="https://www.issn.org/the-centre-and-the-network/members-countries/why-join-the-issn/">Why join the ISSN?</a></li> </ul> </li> <li id="menu-item-1483" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1483"><a href="https://www.issn.org/the-centre-and-the-network/our-partners/">Our partners</a></li> <li id="menu-item-11654" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-11654"><a href="https://www.issn.org/the-centre-and-the-network/our-projects/">Our projects</a></li> </ul> </li> <li id="menu-item-1485" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-1485"><a href="#">Understanding the ISSN</a> <ul class="sub-menu"> <li id="menu-item-1486" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1486"><a href="https://www.issn.org/understanding-the-issn/what-is-an-issn/">ISSN in short</a></li> <li id="menu-item-1487" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-1487"><a href="#">Assignment rules and formats</a> <ul class="sub-menu"> <li id="menu-item-1488" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1488"><a href="https://www.issn.org/understanding-the-issn/assignment-rules/issn-the-major-principles/">Assignment policy</a></li> <li id="menu-item-1489" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1489"><a href="https://www.issn.org/understanding-the-issn/assignment-rules/the-issn-for-electronic-media/">The ISSN for electronic media</a></li> <li id="menu-item-1490" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1490"><a href="https://www.issn.org/understanding-the-issn/assignment-rules/the-issn-l-for-publications-on-multiple-media/">Linking ISSN</a></li> <li id="menu-item-1491" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1491"><a href="https://www.issn.org/understanding-the-issn/assignment-rules/learn-more-about-how-issn-are-assigned/">Learn more</a></li> <li id="menu-item-2717" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-2717"><a href="https://www.issn.org/understanding-the-issn/assignment-rules/issn-manual/">ISSN Manual</a></li> <li id="menu-item-11544" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-11544"><a href="https://www.issn.org/understanding-the-issn/assignment-rules/issn-marc21-and-unimarc-profiles/">ISSN MARC21 and UNIMARC profiles</a></li> <li id="menu-item-11783" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-11783"><a href="https://www.issn.org/understanding-the-issn/assignment-rules/pressoo/">PRESSoo</a></li> <li id="menu-item-16898" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-16898"><a href="https://www.issn.org/understanding-the-issn/assignment-rules/issn-linked-data-application-profile/">ISSN linked data application profile</a></li> </ul> </li> <li id="menu-item-1492" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-1492"><a href="#">ISSN uses</a> <ul class="sub-menu"> <li id="menu-item-1493" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1493"><a href="https://www.issn.org/understanding-the-issn/issn-uses/identification-with-the-ean-13-barcode/">Use of ISSN in GTIN codes</a></li> <li id="menu-item-9049" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-9049"><a href="https://www.issn.org/understanding-the-issn/issn-uses/use-of-issn-in-doi/">Use of ISSN in DOI</a></li> <li id="menu-item-1494" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1494"><a href="https://www.issn.org/understanding-the-issn/issn-uses/practical-uses-of-the-issn/">Practical uses of the ISSN</a></li> </ul> </li> <li id="menu-item-1514" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1514"><a href="https://www.issn.org/understanding-the-issn/the-issn-international-register/">The ISSN International Portal</a></li> <li id="menu-item-1517" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1517"><a href="https://www.issn.org/understanding-the-issn/standardization/">Standardization</a></li> </ul> </li> <li id="menu-item-1518" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-1518"><a href="#">Services</a> <ul class="sub-menu"> <li id="menu-item-1519" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-1519"><a href="https://www.issn.org/services/requesting-an-issn/">Requesting an ISSN</a> <ul class="sub-menu"> <li id="menu-item-1521" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1521"><a href="https://www.issn.org/services/requesting-an-issn/contact-an-issn-national-centre/">National Centres Directory</a></li> <li id="menu-item-1522" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1522"><a href="https://www.issn.org/services/requesting-an-issn/contact-the-issn-international-centre/">International Centre Directory</a></li> <li id="menu-item-1523" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1523"><a href="https://www.issn.org/services/requesting-an-issn/the-issn-for-multinational-publishers/">Multinational Publishers Directory</a></li> </ul> </li> <li id="menu-item-1524" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-1524"><a href="https://www.issn.org/services/subscribe-to-the-register/">Subscribe to the ISSN Portal</a> <ul class="sub-menu"> <li id="menu-item-1525" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1525"><a href="https://www.issn.org/services/subscribe-to-the-register/subscription-options/">Subscription options</a></li> <li id="menu-item-4393" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-4393"><a href="https://www.issn.org/services/subscribe-to-the-register/pricing/">Pricing</a></li> </ul> </li> <li id="menu-item-1526" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-1526"><a href="#">Online Services</a> <ul class="sub-menu"> <li id="menu-item-5650" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-5650"><a href="https://www.issn.org/services/online-services/road-the-directory-of-open-access-scholarly-resources/">ROAD</a></li> <li id="menu-item-25307" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-25307"><a href="https://www.issn.org/services/online-services/etas-service/">TAS</a></li> <li id="menu-item-26536" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-26536"><a href="https://www.issn.org/services/online-services/keepers-registry/">Keepers Registry</a></li> <li id="menu-item-1527" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1527"><a href="https://www.issn.org/services/online-services/access-to-issn-l-table/">ISSN-L table (linking ISSN)</a></li> <li id="menu-item-1528" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1528"><a href="https://www.issn.org/services/online-services/access-to-the-ltwa/">Title word abbreviations (ISO 4 standard)</a></li> <li id="menu-item-28679" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-28679"><a href="https://www.issn.org/services/online-services/urn/">URN</a></li> </ul> </li> <li id="menu-item-1529" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-has-children menu-item-1529"><a href="#">Customised services</a> <ul class="sub-menu"> <li id="menu-item-1531" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-1531"><a href="https://www.issn.org/services/customised-services/issn-premium-customised-processing-of-your-data/">ISSN Premium</a></li> <li id="menu-item-7494" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-7494"><a href="https://www.issn.org/services/customised-services/the-issn-certificate-an-identity-card-for-your-publications/">The ISSN ID certificate</a></li> </ul> </li> </ul> </li> </ul> </nav> </div><section class="main"> <div class="carousel"> <div class="carousel js-flickity" data-flickity-options='{ "imagesLoaded": true, "autoPlay": 4000, "cellAlign": "left", "prevNextButtons": false }'> <div class="carousel-cell"> <figure> <img width="350" height="350" src="https://www.issn.org/wp-content/uploads/2015/12/issn_portal_carousel_slide_03.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://www.issn.org/wp-content/uploads/2015/12/issn_portal_carousel_slide_03.png 350w, https://www.issn.org/wp-content/uploads/2015/12/issn_portal_carousel_slide_03-300x300.png 300w, https://www.issn.org/wp-content/uploads/2015/12/issn_portal_carousel_slide_03-150x150.png 150w" sizes="(max-width: 350px) 100vw, 350px" /> </figure> <div class="tc-desc"> <p> <p>The ISSN Network is comprised of ISSN National Centres.<br /> Their activity is coordinated by the ISSN International<br /> Centre located in Paris.</p> </p> <h4><a class="read more bouton" href="https://www.issn.org/the-centre-and-the-network/our-organization/le-reseau-issn-en/">Read more</a></h4> </div> </div> <div class="carousel-cell"> <figure> <img width="350" height="350" src="https://www.issn.org/wp-content/uploads/2016/02/issn_portal_carousel_slide_05_road.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://www.issn.org/wp-content/uploads/2016/02/issn_portal_carousel_slide_05_road.png 350w, https://www.issn.org/wp-content/uploads/2016/02/issn_portal_carousel_slide_05_road-300x300.png 300w, https://www.issn.org/wp-content/uploads/2016/02/issn_portal_carousel_slide_05_road-150x150.png 150w" sizes="(max-width: 350px) 100vw, 350px" /> </figure> <div class="tc-desc"> <p> <p>ROAD references nearly 49,000 multidisciplinary resources identified by 92 ISSN centres worldwide, with 17 partners providing quality insight.</p> </p> <h4><a class="read more bouton" href="https://www.issn.org/services/online-services/road-the-directory-of-open-access-scholarly-resources/">Read more</a></h4> </div> </div> <div class="carousel-cell"> <figure> <img width="350" height="350" src="https://www.issn.org/wp-content/uploads/2019/09/issn_portal_carousel_slide_img_portal_logo.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://www.issn.org/wp-content/uploads/2019/09/issn_portal_carousel_slide_img_portal_logo.png 350w, https://www.issn.org/wp-content/uploads/2019/09/issn_portal_carousel_slide_img_portal_logo-300x300.png 300w, https://www.issn.org/wp-content/uploads/2019/09/issn_portal_carousel_slide_img_portal_logo-150x150.png 150w" sizes="(max-width: 350px) 100vw, 350px" /> </figure> <div class="tc-desc"> <p> <p>2.5 million ISSN assigned,<br /> more than 70,000 new ISSN per year and 130,000 ISSN modified per year: https://portal.issn.org</p> </p> <h4><a class="read more bouton" href="https://www.issn.org/understanding-the-issn/the-issn-international-register/">Read more</a></h4> </div> </div> <div class="carousel-cell"> <figure> </figure> <div class="tc-desc"> <p> <p>The ISSN uses URN as a persistent identifier specifically designed by the Internet Engineering Task Force (IETF). http://urn.issn.org/</p> </p> <h4><a class="read more bouton" href="https://www.issn.org/services/online-services/urn/">read more</a></h4> </div> </div> <div class="carousel-cell"> <figure> <img width="350" height="350" src="https://www.issn.org/wp-content/uploads/2019/12/issn_portal_carousel_img_logo_the_keepers.png" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" srcset="https://www.issn.org/wp-content/uploads/2019/12/issn_portal_carousel_img_logo_the_keepers.png 350w, https://www.issn.org/wp-content/uploads/2019/12/issn_portal_carousel_img_logo_the_keepers-300x300.png 300w, https://www.issn.org/wp-content/uploads/2019/12/issn_portal_carousel_img_logo_the_keepers-150x150.png 150w" sizes="(max-width: 350px) 100vw, 350px" /> </figure> <div class="tc-desc"> <p> <p>Keepers Registry acts as a global monitor on the archiving arrangements for digital journals: https://keepers.issn.org/</p> </p> <h4><a class="read more bouton" href="https://www.issn.org/services/online-services/keepers-registry/">Read more</a></h4> </div> </div> </div> </div> <aside class="sidebar"> <div class="rebond"> <h3 class="rebond-en"><a href="https://www.issn.org/services/requesting-an-issn/" rel="bookmark">Requesting an ISSN</a></h3> </div> <div class="rebond"> <h3 class="rebond-en"><a href="https://www.issn.org/the-centre-and-the-network/members-countries/the-issn-network-today/" rel="bookmark">Find a national centre</a></h3> </div> <div class="rebond"> <h3 class="rebond-en"><a href="https://www.issn.org/services/subscribe-to-the-register/pricing/" rel="bookmark">Subscribe to the ISSN Portal</a></h3> </div> </aside> <section class="news"> <p class="bouton"><a href="https://www.issn.org/rubrique/actu-en/" title="Actualités">News +</a></p> <ul id="ticker"> <li><span class="date">2024/11/06 - </span><a href="https://www.issn.org/the-issn-international-centre-takes-part-in-the-charleston-library-conference-2024-charleston-usa-12-15-november-2024/"> <strong>The ISSN International Centre takes part in the Charleston Library Conference 2024 (Charleston, USA, 12-15 November 2024)</strong> Each year this conference brings together more than 2,000 information professionals and exhibitors. On ...</a></li> <li><span class="date">2024/10/15 - </span><a href="https://www.issn.org/research-information-publishes-an-article-on-the-development-of-the-issn-international-centre-since-2014/"> <strong>Research Information publishes an article on the development of the ISSN International Centre since 2014</strong> Gaëlle Béquet, Director of the ISSN International Centre, takes stock of the organisation's development since 2014. In...</a></li> <li><span class="date">2024/10/11 - </span><a href="https://www.issn.org/issn-ic-frankfurt-book-fair/"> <strong>ISSN IC @ Frankfurt Book Fair!</strong> The ISSN International Centre will be at Frankfurt Book Fair on October 16 & 17, 2024......</a></li> </ul> </section> </section> <footer class="footer"> <div class="col-gauche"> <nav class="pied-de-page"> <ul id="menu-menu-footer-1-en" class="menu"><li id="menu-item-3263" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3263"><a href="https://www.issn.org/the-centre-and-the-network/our-mission/the-international-centre-for-the-registration-of-serial-publications-cieps/">Who are we ?</a></li> <li id="menu-item-5283" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-5283"><a href="https://www.issn.org/services/requesting-an-issn/contact-the-issn-international-centre/">Contact us</a></li> <li id="menu-item-3268" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3268"><a href="https://www.issn.org/site-map/">Site map</a></li> <li id="menu-item-14337" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-14337"><a href="https://www.issn.org/site-archives/">Site archives</a></li> </ul> <ul id="menu-menu-footer-2-en" class="menu"><li id="menu-item-3270" class="menu-item menu-item-type-custom menu-item-object-custom menu-item-3270"><a href="https://portal.issn.org">ISSN Portal</a></li> <li id="menu-item-3269" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-3269"><a href="https://www.issn.org/legal-notices/">Statutory copyright information</a></li> <li id="menu-item-10896" class="menu-item menu-item-type-post_type menu-item-object-page menu-item-10896"><a href="https://www.issn.org/career/">Careers</a></li> </ul> </nav> <div class="fb"> <h3><p>Join us</p> <a target="_blank" href="https://fr-fr.facebook.com/ISSNInternationalCentre"><img src="https://www.issn.org/wp-content/themes/themeissn/img/facebook.png" width="41" height="41" alt="twitter" /></a> <a target="_blank" href="https://twitter.com/ISSN_IC"><img src="https://www.issn.org/wp-content/themes/themeissn/img/twitter.png" width="41" height="41" alt="twitter" /></a> </h3> </div> </div> <div class="col-centre log-in"> <h3>ISSN Community for National Centres only</h3> <form name="loginform" id="loginform" action="https://www.issn.org/mon-admin/" method="post"><p class="login-username"> <label for="user_login">Username or Email Address</label> <input type="text" name="log" id="user_login" autocomplete="username" class="input" value="" size="20" /> </p><p class="login-password"> <label for="user_pass">Password</label> <input type="password" name="pwd" id="user_pass" autocomplete="current-password" spellcheck="false" class="input" value="" size="20" /> </p><p class="login-submit"> <input type="submit" name="wp-submit" id="wp-submit" class="button button-primary" value="Log In" /> <input type="hidden" name="redirect_to" value="https://www.issn.org/" /> </p></form> <a href="https://www.issn.org/mon-admin/?action=lostpassword" class="mdp">Forgot your password ?</a> </div> <div class="col-droite newsletter"> <h3>Newsletter<br />Subscribe</h3> <script type="text/javascript"> //<![CDATA[ if (typeof newsletter_check !== "function") { window.newsletter_check = function (f) { var re = /^([a-zA-Z0-9_\.\-\+])+\@(([a-zA-Z0-9\-]{1,})+\.)+([a-zA-Z0-9]{2,})+$/; 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