Evolutionary robotics for quasi-ecosystem. - Naoyuki Kubota; Masanori Mihara; Fumio Kojima (CEC, 2001)

Multi-Objective Behavior Coordination and Target Selection of Multi Robots for Quasi-Ecosystem. - Naoyuki Kubota; Masanori Mihara; Fumio Kojima (FSKD, 2002)

Multi-objective behavior coordination of multiple robots interacting with a dynamic environment. - Naoyuki Kubota; Masanori Mihara (FUZZ-IEEE, 2003)