Actuator with Non Linear Elastic System (ANLES) For Controlling Joint Stiffness on Antagonistic Driving. - Koichi Koganezawa; Y. Shimizu; Hiroshi Inomata; Toshiki Nakazawa (ROBIO, 2004)

Non-linear analysis of stabilograms with alcoholic intake. - Hiroki Takada; Y. Shimizu; Yasuyuki Matsuura; Tomoki Shiomi; Masaru Miyao (EMBC, 2012)