. See, OAIster www.oaister.org and federated search engines like MetaLib from ExLibris

M. Dewatripont, Study on the Economic and Technical Evolution of the Scientific Publication Markets in Europe http://ec.europa.eu/research/science-society/pdf/scientific-publication-study_en.pdf 12. The Berlin Declaration on Open Access to Knowledge in the Sciences and Humanities http, enabling the book layout to be reproduced more accurately, and correcting most of the remaining mistakes, 2006.

A. Bimonthly, Report on Research Library Issues and Actions from ARL, CNI and SPARC. 252/253 Special Double Issue on University Publishing, 2007.