Uwe L. Haass. The Integration of Data and Knowledge Base Systems: Activities in ESPRIT. In Stefano Spaccapietra, editor, Entity-Relationship Approach: Ten Years of Experience in Information Modeling, Proceedings of the Fifth International Conference on Entity-Relationship Approach, Dijon, France, November 17-19, 1986. pages 9-21, North-Holland, 1986. [doi]
Abstract is missing.