Jiajin Huang, Chunnian Liu, Chuangxin Ou, Yiyu Yao, Ning Zhong. Attribute Reduction of Rough Sets in Mining Market Value Functions. In 2003 IEEE / WIC International Conference on Web Intelligence, (WI 2003), 13-17 October 2003, Halifax, Canada. pages 470-473, IEEE Computer Society, 2003. [doi]