6UNESCO. Final report of Forum on the Impact of Open Course Ware for Higher Education in Developing Countries[ DB/OB ]. http: //unesdoc. unesco, org/images/0012/001285/128515e, pdf.
7ALEXA JOYCE. OECD Study of OER: Forum Report [ R] . UK: UNESCO Internation- al Institute for Educational Planning, Internet Discussion Forum on Open Educational Resources, Findings from an OECD Study, 2006.
8George Siemens. Connectivism: A Learning Theory for the Digital Age [ J ] . Instruction- al technology &distance learning, 2005.
