Conceptual Structures: Theory and Implementation 7th Annual Workshop, Las Cruces, NM, USA, July 8-10, 1992. Proceedings Pfeiffer Heather D. Heftet / 1993 / Engelsk
Conceptual Structures for Discovering Knowledge 20th International Conference on Conceptual Structures, ICCS 2013, Mumbay, India, January 10-12, 2013, Proceedings Pfeiffer Heather D. Heftet / 2013 / Engelsk
Conceptual Structures at Work 12th International Conference on Conceptual Structures, ICCS 2004, Huntsville, AL, USA, July 19-23, 2004, Proceedings Wolff Karl Erich Heftet / 2004 / Engelsk
