The largest abstract and citation database of peer-reviewed literature: scientific journals, books and conference proceedings. 

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Research EBSCO database of full-text scholarly journals published in central and eastern European countries.
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Search Tool is an online resource intended to support researchers and librarians who need accurate bibliographic information.

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World's largest bibliographic database, with over 240 million records of all kinds of products for 470 languages.

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The association of scholarly publishers that develops shared infrastructure to support more effective scholarly communications.

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Information Matrix for the Analysis of Journals. If you enter an ISSN in the searchbox, the system will check in which databases, those referred to in the matrix, the journal is indexed.

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Website that lists open access journals and is maintained by Infrastructure Services for Open Access (IS4OA).

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A service offered by the ISSN International Centre with the support of the Communication and Information Sector of UNESCO. ROAD provides a free access to a subset of the ISSN Register.

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