Nancy L. Maron and K. Kirby Smith (November 2008). Current models of digital scholarly communication. Results of an investigation conducted by Ithaka for the Association of Re-search Libraries. http://www.arl.org/bm~doc/current-models-report.pdf
Alma Swann (March 2008). Key concerns within the scholary communication process, re-port to the JISC scholarly communication group. http://www.jisc.ac.uk/media/documents/aboutus/workinggroups/topconcernsreport.doc
Peter A. Zuber (2008). A study of institutional repository holdings bij academic discipline. In: D-Lib Magazine november/december 2008 vol. 14, 11/12.
Vanessa Proudman (2007). The population of repositories. In: A DRIVER's Guide to Euro-pean Repositories : Five studies of important Digital Repository related issues and good Practices. P. 49-101. http://dare.uva.nl/aup/nl/record/260224
Peter Suber (2004). Disciplinary differences relevant to open access. http://www.earlham.edu/~peters/fos/lists.htm#disciplines
Van Bentum (2001). Attitude of academic staff and [research] managers to electronic pub-lishing and the use of distributed document servers on university level: a survey report. http://cf.uba.uva.nl/en/projects/arno/workpackages/arnowp7-survey.rtf
Open Access to scholarly information. OA in individual disciplines: http://open-access.net/de_en/open_access_in_individual_disciplines/
Rapportages CWTS: http://www.socialsciences.leidenuniv.nl/cwts/