Jing Wang Fujun Ren Mei Zhu Long Wang Information Dynamics and Intelligent Cooperation in Networked Societies. 94-103 2009 ISNN (1) http://dx.doi.org/10.1007/978-3-642-01507-6_12 conf/isnn/2009-1 db/conf/isnn/isnn2009-1.html#WangRZW09