Evolvable Systems: From Biology to Hardware First International Conference, ICES '96, Tsukuba, Japan, October 7 - 8, 1996, Revised Papers - Higuchi, Tetsuya; Higuchi, Tetsuya; Iwata, Masaya; Iwata, Masaya; Weixin, Liu; Weixin, Liu (Springer Berlin Heidelberg : Imprint: Springer, 1997)