QUALITY LEARNING OBJETCS MANAGEMENT - A Proposal for E-learning Systems Topics: e-Learning; e-Learning and e-Teaching; Group Decision Support Systems; Internet and Collaborative Computing; Knowledge Management; Semantic Web Technologies; Strategic Decision Support Systems; Verification and Validation of Knowledge-Based Systems In Proceedings of the Eighth International Conference on Enterprise Information Systems - Volume 1: ICEIS, 312-315, 2006 , Paphos, Cyprus