Disturbance estimation by reduced order observer-based stabilizing controller and its application to teleoperation. - Ryoichi Suzuki; Toshio Kudou; Masanori Ikeda; Nobuaki Kobayashi; Eberhard P. Hofer (CCA, 2005)

Linear functional observer design for unknown input system and its application to disturbance attenuation problems. - Ryoichi Suzuki; Toshio Kudou; Motoki Ikemoto; Masayuki Minami; Nobuaki Kobayashi (CCA, 2005)