Macharia, J. and Nyakwende, E. (2011) Gender Differences in Internet Usage Intentions for Learning in Higher Education: An Empirical Study. Journal of Language, Technology & Entrepreneurship in Africa, 3, 244-253.
 Pishva, D., Nishantha, G.G.D. and Dang, H.A. (2010) A Survey on How Blackboard is Assisting Educational Institutions around the World and the Future Trends. 12th International Conference on Advanced Communication Technology (ICACT), Phoenix Park, 7-10 February 2010, 1539-1543.
 Helal, A., Haskell, B., Carter, J.L., Brice, R., Woelk, D. and Rusinkiewicz, M. (2002) ANYTIME, ANYWHERE Computing: Mobile Computing Concepts and Technology. Kluwer Academic Publishers, New York, 19-50.
 Perez, S. (2012) comScore: In U.S. Mobile Market, Samsung, Android Top the Charts. Apps Overtake Web Browsing. http://techcrunch.com/2012/07/02/comscore-in-u-s-mobile-market-samsung-android-top-the-charts-apps-overtake-web-browsing/
 Watabe, K., Hamalainen, M. and Whinston, A.B. (1995) An Internet Based Collaborative Distance Learning System: Codiless. Computers & Education, 24, 141-155. http://dx.doi.org/10.1016/0360-1315(95)00013-C
 Awodele, O., Kuyoro, S.O., Adejumobi, A.K., Awe, O. and Makanju, O. (2011) Citadel e-Learning: A New Dimension to Learning System. World of Computer Science and Information Technology Journal, 1, 71-77.
 Andersen A., Hristov, E. and Karimi, H. (2008) Second Life: New Opportunity for Higher Educational Institutions. Bachelor Thesis within Business Administration, Jonkoping International Business School, Jonkoping University, Jonkoping, 17.
 Abu, S.B. (2009) Learning Management System and Its Relationship with Knowledge Management. 4th International Conference on Intelligent Computing and Information Systems, Cairo, 19-22 March 2009, 3-5.
 Landry, B., Griffeth, R. and Hartman, S. (2006) Measuring Student Perceptions of Blackboard Using the Technology Acceptance Model. Decision Sciences Journal of Innovative Education, 4, 87-99. http://dx.doi.org/10.1111/j.1540-4609.2006.00103.x
 Faxen, T. (2011) Improving the Outcome of e-Learning Using New Technologies in LMS Systems and Establishing the Requirements for an LMS System in an Academic Environment. Master of Software Engineering and Management Thesis, University of Gothenburg Department of Applied Information Technology, Gothenburg, 22-27.
 Mell, P. and Grance, T. (2011) The NIST Definition of Cloud Computing Special Publication 800-145. Recommendations of the National Institute of Standards and Technology, US Department of Commerce, 1-3.