Graph-based Knowledge Representation Computational Foundations of Conceptual Graphs Chein Michel Heftet / 2010 / Engelsk
Graph-based Knowledge Representation Computational Foundations of Conceptual Graphs Chein Michel Innbundet / 2008 / Engelsk
Conceptual Structures: Theory, Tools and Applications 6th International Conference on Conceptual Structures, ICCS'98, Montpellier, France, August, 10-12, 1998, Proceedings Mugnier Marie-Laure Heftet / 1998 / Engelsk
