Yong Liu Kiyoshi Tanaka Masaya Iwata Tetsuya Higuchi Moritoshi Yasunaga Evolvable Systems: From Biology to Hardware, 4th International Conference, ICES 2001 Tokyo, Japan, October 3-5, 2001, Proceedings ICES Lecture Notes in Computer Science 2210 Springer 2001 3-540-42671-X db/conf/ices/ices2001.html