S. Inamdar. Proceedings of the 21th International Conference on Conceptual Structures (ICCS 2013), volume 7735 of Lecture Notes in Computer Science, page 239-244. Springer, (2013)
K. Mohamed, B. Xian, and D. Lukose. Proceedings of the 21th International Conference on Conceptual Structures (ICCS 2013), volume 7735 of Lecture Notes in Computer Science, page 90-105. Springer, (2013)
S. Miranda-Jiménez, A. Gelbukh, and G. Sidorov. Proceedings of the 21th International Conference on Conceptual Structures (ICCS 2013), volume 7735 of Lecture Notes in Computer Science, page 245-253. Springer, (2013)