1. Advanced Distributed Learning (ADL)a. (2004) Sharable Content Object Reference Model (SCORM ®) 2004 Overview. [www.adlnet.org].
2. Alliance of remote instructional authoring & distribution networks for Europe. (2004), ARIADNE, [http://ariadne.unil.ch].
3. Bradshaw, J. M. (1997) An introduction to software agents In: Bradshaw, J. M. Ed. Software Agents. Massachusetts: MIT Press, 1997.
4. CanCore (2004) Canadian Core About. [http://www.cancore.ca/about.html].
5. Downes, S. (2001), Learning objects: resources for distance education worldwide. in International Review of Research in Open and Distance Learning, 2(1). 2001