Yuchun Tang Yan-Qing Zhang Zhen Huang Xiaohua Hu Yichuan Zhao Recursive Fuzzy Granulation for Gene Subsets Extraction and Cancer Classification. 723-730 2008 12 IEEE Transactions on Information Technology in Biomedicine 6 http://dx.doi.org/10.1109/TITB.2008.920787 db/journals/titb/titb12.html#TangZHHZ08