W. Shum, K. Leung, and M. Wong. International Multi-Conference on Computing in the
Global Information Technology, ICCGI '06, page 25. Bucharest, IEEE, (1-3 August 2006)
W. Shum, K. Leung, and M. Wong. Proceedings of the 5th IEEE International Conference
on Data Mining (ICDM 2005), page 394--401. Houston, Texas, USA, IEEE Computer Society, (27-30 November 2005)
W. Lau, G. Li, K. Lee, K. Leung, and S. Cheang. Proceedings of the 8th European Conference on Genetic
Programming, volume 3447 of Lecture Notes in Computer Science, page 167--177. Lausanne, Switzerland, Springer, (30 March - 1 April 2005)
G. Li, K. Leung, and K. Lee. Proceedings of the 5th International Conference on
Recent Advances in Soft Computing, page 403--409. Nottingham, United Kingdom, Nottingham Trent University, (December 2004)