Nicholas, David; Huntington, Paul; Jamali, Hamid R. - In: Journal of Documentation 63 (2007) 6, pp. 853-878
Purpose – The purpose of this research is to examine the impact on usage of the journal Nucleic Acids Research ( NAR ) moving to an open access model. A major objective was to examine the impact of open access in the context of other initiatives that have improved accessibility to scholarly...