Barclay, P. J. & Kennedy, J. (1990). Regaining the conceptual level in object oriented modelling. In Jackson, M. & Robinson, A. E. (Eds.). Proceedings of the 9th British National Conference on Databases, Aspects of Databases, (BNCOD 9), 269-305. ISBN 0-7506-1525-7
This paper attempts to develop a conceptual model for the object oriented description of data. We abstract from various logical model features essential for thinking about dat...