Robust vector control of induction motors using full-order observer in consideration of core loss. - Masaru Hasegawa; Shinichi Furutani; Shinji Doki; Shigeru Okuma (IEEE Trans. Ind. Electron., 2003)

High gain observer for speed-sensorless motor drives: Algorithm and experiments. - Yebin Wang; Lei Zhou; Scott A. Bortoff; Akira Satake; Shinichi Furutani (AIM, 2016)

An approximate high gain observer for speed-sensorless estimation of induction motors. - Yebin Wang; Lei Zhou; Scott A. Bortoff; Akira Satake; Shinichi Furutani (IEEE CAA J. Autom. Sinica, 2019)