1. Capetown Declaration. (2007). Cape Town open education declaration. Retrieved October 1, 2010, from http://capetowndeclaration.org/
2. Access to mathematics in Web resources for people with a visual impairment: Considerations and developments in an open and distance learning context;M.Cooper;ICCHP 2008, LNCS 5105,2008
3. Age, gender, ethnicity and the digital divide: university students’ use of web-based instruction.;Y.Enoch;Open Learning: The Journal of Open and Distance Learning,2008
4. EU. (2009). Communiqué of the Conference of European Ministers Responsible for Higher Education, Leuven and Louvain-la-Neuve, 28-29 April 2009, IP/09/675. Retrieved March 10, 2010, from http://europa.eu/rapid/pressReleasesAction.do?reference=IP/09/675&format=HTML&aged=0&language=EN&guiLanguage=en
5. Re‐invigorating openness at The Open University: the role of Open Educational Resources