A set of time dependent fuzzy membership functions and its compactness. - Noboru Endou; Katsumi Wasaki; Keiji Ohkubo; Pauline N. Kawamoto; Yasunari Shidama (ACC, 2000)

Fuzzy optimal control using simple inference method and function type inference method. - Takashi Mitsuishi; Katsumi Wasaki; Keiji Ohkubo; Jun Kawabe; Yasuiiari Shidama (ACC, 2000)