1. Afsarmanesh, H. and McLeod, D., “A Framework for Semantic Database Models,” inNew Directions for Database Systems (G. Ariav and J. Clifford eds.), Ablex Publishing Corporation, Norwood, New Jersey, pp. 149–167, 1986.
2. Beech, D. and Feldman, J. S., “The Integrated Data Model: A Database Perspective,”Proc. VLDB 83, pp. 302–304, October, 1983.
3. Bobrow, D. G. and Stefik, M.,The LOOPS Manual, Xerox Corporation, 1983.
4. Booth, Grady, “Object Oriented Development,”IEEE Transactions on Software Engineering, Vol. SE-12, No. 2, pp. 211–221, February, 1986.
5. Brodie, M. L., Mylopoulos, J. and Schmidt, J. W. (eds.),On Conceptual Modelling, Springer Verlag Publishing Co., 1984.