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Science indicators revisited - Science Citation Index versus SCOPUS: A bibliometric comparison of both citation databases

URN to cite this document:
Ball, Rafael ; Tunger, Dirk
Date of publication of this fulltext: 05 Aug 2009 13:49


Although the evaluation of knowledge in the form of a quantitation of scientific output is not uncontroversial, it is a widely practised form of science evaluation. For more than 30 years, the Science Citation Index (SCI) has been alone in fulfilling this purpose. But since 2005 Scopus is a direct competitor to the SCI-databases. Comparing the two databases should help to answer questions that ...


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