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2. Tavangarian, D., Leypold, M., Nölting, K., Röser, M., Voigt, D.: Is E-Learning the Solution for Individual Learning? Electronic Journal of E-Learning 2(2) (2004)
3. The Knowledge Management Magazine Series;M. Rosenberg,2000
4. Lewis, M.: Interactive Multimedia Pedagogy: How Interactivity Supports Learning (2003), http://www.thelearningcurve.com/lessons/resources/media/TLC_interactive%20pedagogy.pdf
5. National Learning Network, Paving the Way to Excellence in E-Learning, http://www.nln.ac.uk/materials/tutors/Paving_the_way.asp?menuitem=paving