The rapid quantitative growth of scientific publications has pushed the development of various Internet tools for finding the necessary information. Statistics on its study and use (citation) are no less important than the search for the necessary information. This article discusses the citation support tools provided by Google Academy, Crossref, and other developers. In the Russian Federation, NEICON (a national consortium of Russian educational, scientific, and cultural organizations)

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... technical and methodological support for working with DOI and other Crossref services. The article shows how the considered tools are built into the user interfaces of the IPM electronic library. Additional features provided by the specified tools are considered.