Rough Sets and Knowledge Technology: 4th International Conference, RSKT 2009, Gold Coast, Australia, July 14-16, 2009, Proceedings: 5589 (Lecture Notes in Computer Science, 5589)
By Wen, Peng, Li, Yuefeng, Polkowski, Lech, Yao, Yiyu Y., Tsumoto, Shusaku
