Self-organization in an ecosystem. - Takashi Shimada; Satoshi Yukawa; Nabuyasu Ito (Artif. Life Robotics, 2002)

A simple model of evolving ecosystems. - Takashi Shimada; Yosuke Murase; Satoshi Yukawa; Nobuyasu Ito; Kazuyuki Aihara (Artif. Life Robotics, 2007)