C. Collins, M. Ollendyke, and B. , ELMS Learning Network: An EdTEch Platform for Sustaining Innovation. White Paper. Accessed 29.10.2015. 17 http://www.blackboard.com/learning-management-system/blackboard-learn.aspx 18 https://en.wikipedia.org/wiki/Blackboard_Learn 27 https, Cf, vol.15, issue.29, 2015.

O. Deperlioglu, Y. Sarpkaya, and E. E. Ergun, Development of a relational database for learning management system. TOJET -The Turkish Online Journal for Educational Technology Available at: http://www, Methods of Multiple Criteria Evaluation of the Quality of Learning Management Systems for Personalised Learners Needs. European Conference on Technology- Enhanced Learning, pp.107-120, 2009.

. Kurilovas_paper, E. Pdf-kurilovas, and V. Dagiene, Learning Objects and Virtual Learning Environments Technical Evaluation Criteria, E-Journal of E-Learning ? EJEL, vol.7, issue.2, 2010.

M. F. Paulsen, Experiences with Learning Managements Systems in 113 European Institutions Available at, Educational Technology & Society, vol.6, issue.4, pp.134-148, 2003.

M. F. Paulsen, Online Education: Discussion and Definition of Terms, 2002.

D. Keegan, A. Dias, P. Dias, P. Pimenta, H. Fritsch et al., Preliminary version available here: https, Europe, Hagen: Zentrales Institut für Fernstudienforschung, pp.23-28

D. Roy, S. Sarkar, and S. Ghose, A Comparative Study of Learning Object Metadata. Learning Material Repositories, Metadata Annotation & an Automatic Metadata Annotation Tool, 2010.

M. Jahn, C. Piesche, and S. Jablonski, Flexibility requirements concerning the design of synchronous e???learning systems, Interactive Technology and Smart Education, vol.9, issue.4, pp.233-345, 2012.
DOI : 10.1108/17415651211284020