Theodore K. Apostolopoulos, Anna S. Kefala. A UML Definition of a Management Framework for e-Learning Session-centric Services. In Joaquim Filipe, José Cordeiro, Bruno Encarnação, Vitor Pedrosa, editors, WEBIST 2007 - Proceedings of the Third International Conference on Web Information Systems and Technologies, Volume SeBeG/eL, Barcelona, Spain, March 3-6, 2007. pages 523-526, INSTICC Press, 2007.
Abstract is missing.