1Yue Liao, Jianyu Xu, Wenjing Wang. Using fuzzy theory and informa- tion entropy for water quality assessment in Three Gorges region, Chi- na[ J ]. Procedia Environmental Sciences,2011 , 10:451 - 457.
2Li Liu, Jianzhong Zhou, Xueli An, et al. A method of water quality as- sessment based on biomonitoring and muhielass support vector ma-chine [ J ]. Expert Systems with Applications, 2010,37 ( 3 ) : 2517 - 2521.