Nick, the evidence is collected and maintained by Steve Hitchcock at: http://opcit.eprints.org/oacitation-biblio.html Alma Key Perspectives Ltd Truro _____ From: Repositories discussion list [mailto:[log in to unmask]] On Behalf Of Sheppard, Nick Sent: 01 April 2008 11:14 To: [log in to unmask] Subject: Increased citation of OA Dear members of the list I would be very grateful if anyone could point me at evidence that OA articles are cited more often than non-OA; I have the 2001 article by Steve Lawrence (Online or <http://ivyspring.com/steveLawrence/SteveLawrence.htm> Invisible? - the edited version of which appeared as "Free online availability substantially increases a paper's impact" in: Nature, Volume 411, Number 6837, p. 521, 2001.) but could do with something a little more up to date. Thanks in advance. Nick To view the terms under which this email is distributed, please go to http://disclaimer.leedsmet.ac.uk/email.htm