1. Houghton J Rasmussen R Sheehan P (2009) Economic implications of alternative scholarly publishing models. A report to the Joint Information Systems Committee (JISC) (University of Victoria, University of Loughborough, Melbourne, Loughborough).
2. Finch J Accessibility, sustainability, excellence: how to expand access to research publications. Report of the Working Group on Expanding Access to Published Research Findings, http://www.researchinfonet.org/wp-content/uploads/2012/06/Finch-Group-report-FINAL-VERSION.pdf (accessed 13 Sep 2012).
3. Wellcome Trust Open access at the Wellcome Trust, www.wellcome.ac.uk/About-us/Policy/Spotlight-issues/Open-access/index.htm (accessed 13 Sep 2012).
4. Research Councils UK RCUK announces new open access policy, http://www.rcuk.ac.uk/media/news/2012news/Pages/120716.aspx (accessed 13 Sep 2012).
5. Creative Commons About the licenses, http://creativecommons.org/licenses/ (accessed 13 Sep 2012).