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

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Platform aiming to index articles in all peer-reviewed journals, in all fields of research, in all languages and from all over the world.

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

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European Research Information system that encompasses all research and enables ready-made reporting, monitoring and analysis.

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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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1a 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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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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Is a freely accessible web search engine that indexes the full text or metadata of scholarly literature across an array of publishing formats and disciplines. Google Scholar index includes most peer-reviewed online academic journals and books, conference papers, theses and dissertations, preprints, abstracts, technical reports, and other scholarly literature.

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