Gian Piero Zarri. Conceptural Representation Techniques in the Framework of Large Knowledge Based Systems. In João P. Martins, Ernesto M. Morgado, editors, EPIA 89, 4th Portuguese Conference on Artificial Intelligence, Lisbon, Portugal, September 26-29, 1989, Proceedings. Volume 390 of Lecture Notes in Computer Science, pages 27-38, Springer, 1989.
Abstract is missing.