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Publisher Item Identifier
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<h2 id="format">Format</h2> <p>A PII (pii) is a 17-character string, consisting of: </p> <ul><li>one character to indicate source publication type: "S" = serial with ISSN, "B" = book with ISBN</li> <li>ISSN (8 digits) or ISBN (10 characters) of the serial or book to which the publication item is primarily assigned</li> <li>in the case of serials an additional two digit number to pad the difference between the 8-digit ISSN and an ISBN (suggested are the last two digits of calendar year of the date of assignment, which is not necessarily identical to the cover date)</li> <li>a 5-digit number assigned by the publisher that is unique to the publication item within the serial or book</li> <li>a check digit (0-9 or X)</li></ul> <p>When a PII is printed (as opposed to stored in a database), the 17-character string may be extended with punctuation characters to make it more readable to humans, as in Sxxxx-xxxx(yy)iiiii-d or Bx-xxx-xxxxx-x/iiiii-d. </p> <h2 id="example">Example</h2> <ul><li>Buscemi, Lara; Ramonet, David; Klingberg, Franco; Formey, Aurélie; Smith-Clerc, Josiane; Meister, Jean-Jacques; Hinz, Boris (2011). <a href="https://doi.org/10.1016%2Fj.cub.2011.11.037">"The Single-Molecule Mechanics of the Latent TGF-β1 Complex"</a>. <i>Current Biology</i>. 21 (24): 2046–2054. <a href="/facts/Bibcode_(identifier)/9HtdQSGB">Bibcode</a>:<a href="https://ui.adsabs.harvard.edu/abs/2011CBio...21.2046B">2011CBio...21.2046B</a>. <a href="/facts/Doi_(identifier)/muM9Etpq">doi</a>:<a href="https://doi.org/10.1016%2Fj.cub.2011.11.037">10.1016/j.cub.2011.11.037</a>. <a href="/facts/ISSN_(identifier)/DPAflDvU">ISSN</a> <a href="https://search.worldcat.org/issn/0960-9822">0960-9822</a>. <a href="/facts/PMID_(identifier)/JlHAvMHt">PMID</a> <a href="https://pubmed.ncbi.nlm.nih.gov/22169532">22169532</a>. <a href="/facts/PII_(identifier)/lIAMekYo">PII</a> S0960-9822(11)01319-4.</li></ul> <h2 id="see-also">See also</h2> <ul><li><a href="/facts/Serial_Item_and_Contribution_Identifier/wMqQMJ39">Serial Item and Contribution Identifier</a> (SICI)</li> <li><a href="/facts/Digital_Object_Identifier/muM9Etpq">Digital Object Identifier</a> (DOI)</li> <li><a href="/facts/OpenURL/A3jvEf5a">OpenURL</a></li> <li>Template:PII</li></ul> <h2 id="external-links">External links</h2> <ul><li>Norman Paskin (September 1996). <a href="https://web.archive.org/web/20021118041502/http://www.icsti.org/forum/23/index.html#identifiers">"Document identifiers: an update on current activities"</a>. <i>Quarterly Newsletter of the International Council for Scientific and Technical Information</i> (23). Archived from <a href="https://www.icsti.org/forum/23/index.html#identifiers">the original</a> on 2002-11-18.</li></ul> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>"Publisher Item Identifier as a means of document identification". Elsevier. 9 April 1998. Archived from the original on 2003-10-13. <a href="https://web.archive.org/web/20031013073003/http://www.elsevier.nl/inca/homepage/about/pii/" target="_blank">https://web.archive.org/web/20031013073003/http://www.elsevier.nl/inca/homepage/about/pii/</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> </ol>