G. Webb. Proceedings of the Seventh ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (KDD-2001)short paper, page 383-388. New York, The Association for Computing Machinery, (2001)
S. Huang, and G. Webb. Proceedings of the Fifth SIAM International Conference on Data Mining (SDM'05) short paper, page 541-545. Philadelphia, PA, Society for Industrial and Applied Mathematics, (2005)
S. Huang, and G. Webb. Lecture Notes in Computer Science Vol. 3518: Proceedings of the 9th Pacific-Asia Conference on Advances in Knowledge Discovery and Data Mining (PAKDD 2005), page 71-80. Berlin/Heidelberg, Springer, (2005)