Complex Vocal Behavior and Cortical-Medullar Projection. - Kazuo Okanoya; Sayaka Hihara; Naoko Tokimoto; Yasuko Tobari; Atsushi Iriki (JSAI Workshops, 2004)

Linear Discrimination Analysis of Monkey Behavior in an Alternative Free Choice Task. - Kazuhito Takenaka; Yasuo Nagasaka; Sayaka Hihara; Hiroyuki Nakahara; Atsushi Iriki; Yasuo Kuniyoshi; Naotaka Fujii (J. Robotics Mechatronics, 2007)