Bruno Emond. Operations on Conceptual Structures and Pierce s System of Existential graphs. In Guy W. Mineau, Bernard Moulin, John F. Sowa, editors, Conceptual Graphs for Knowledge Representation, ICCS 93, Quebec City, Canada, August 4-7, 1993, Proceedings. Volume 699 of Lecture Notes in Computer Science, pages 401-410, Springer, 1993.
Abstract is missing.