R. Wille, and R. Wille-Henning. Conceptual structures: Knowledge architectures for smart applications. 15th international conference on conceptual structures, ICCS 2007, Sheffield, UK, July 22--27, 2007, volume 4604 of Lecture Notes in Computer Science, page 269--282. Berlin, Springer, (2007)Lecture Notes in Artificial Intelligence.
R. Wille, and R. Wille-Henning. Conceptual structures: Knowledge architectures for smart applications. 15th international conference on conceptual structures, ICCS 2007, Sheffield, UK, July 22--27, 2007, volume 4604 of Lecture Notes in Computer Science, page 269--282. Berlin, Springer, (2007)Lecture Notes in Artificial Intelligence.
R. Wille, and R. Wille-Henning. Proceedings of the 15th International Conference on Conceptual Structures (ICCS 2007), volume 4604 of Lecture Notes in Artificial Intelligence, page 269-282. Berlin, Heidelberg, Springer-Verlag, (July 2007)