1. Baumgart, B.G.: A Polyhedron Representation for Computer Visions. Proc. NCC, 1975
2. Brodie, M.L., Zilles, S.N. (eds.): Proc. of the Workshop on Data Abstraction, Databases and Conceptual Modelling. ACM, 1980
3. Brodie, M.L., Mylopoulos, J., Schmidt, J.W. (eds.): On Conceptual Modelling. Springer, 1984
4. Gallaire, H., Minker, J., Nicolas, J.M.: Logic and Databases: A Deductive Approach. Computing Surveys, Vol. 16, No.2, June 1984
5. Hubka, V.: Attempts and Possibilities for Rationalisation of Engineering Design. Proc. Int’l Symp. on Design and Synthesis, The Japan Soc. Prec. Eng., 1984