Tracking open access journals evolution:
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Hajar Sotudeh; Abbas Horri
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Article
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2007
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John Wiley and Sons
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English
β 236 KB
## Abstract This article examines the evolution of a collection of open access journals (OAJs,) indexed by the Science Citation Index (SCI; Thomson Scientific Philadelphia, PA) against four validity criteria including a free, immediate, full and constant access policy for at least 5 years. Few jour