S. Kuznetsov, S. Obiedkov, and C. Roth. Proceedings of the 15th International Conference on Conceptual Structures (ICCS 2007), volume 4604 of Lecture Notes in Artificial Intelligence, page 241-254. Berlin, Heidelberg, Springer-Verlag, (July 2007)
S. Kuznetsov, S. Obiedkov, and C. Roth. Proceedings of the 15th International Conference on Conceptual Structures (ICCS 2007), volume 4604 of Lecture Notes in Artificial Intelligence, page 241-254. Berlin, Heidelberg, Springer-Verlag, (July 2007)