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DIGITAL IDENTIFIERS FOR LIBRARY SCIENTIFIC PUBLICATIONS

The value of the digital identifier DOI as a unique hyperlink for direct connection with a publication is underlined. The main requirements of the agency CrossRef for obtaining the digital identifier DOI are considered. The most famous international systems of unique identifiers of scientists, scientific publications, scientific issues as well the national open index of scientific citation of OUCI are considered. The process of assigning a unique DOI code to the scientific edition of Vernadsky National Library of Ukraine (VNLU) is highlighted.