A. Jin, T. Ong, D. Ling, and Y. Sek. Australian Conference on Artificial Intelligence, volume 2903 of Lecture Notes in Computer Science, page 633-640. Springer, (2003)
T. Ong, A. Jin, D. Ling, and Y. Sek. Australian Conference on Artificial Intelligence, volume 2903 of Lecture Notes in Computer Science, page 624-633. Springer, (2003)