7Tian Zhi-you,Wang Huan-chen.Variable structure representation based genetic programming and its application in self-adaptive modeling[C]//Proceedings of International Symposium on Knowledge and Systems Sciences (KSS'2002 USST).Dalian University of Technology,2002.
8Matsui K.New selection method to improve the population diversity in genetic algorithms[C]//Proceedings of the IEEE International Conference on Systems,Man and Cybernetics 1.Oct 15 1999.
