Conceptual Modeling of Information Systems

Conceptual Modeling - ER 2006: 25th International Conference on Conceptual Modeling, Tucson, AZ, USA, November 6-9, 2006, Proceedings

Advanced Conceptual Modeling Techniques: ER 2002 Workshops - ECDM, MobIMod, IWCMQ, and eCOMO, Tampere, Finland, October 7-11, 2002, Proceedings