1. Robust motion controller design for high accuracy positioning systems;Lee;IEEE Transactions on Industry Electronics,1996
2. Design of a nonlinear disturbance observer;Chen;IEEE Transactions on Industry Electronics,2000
3. Disturbance observer based robust tracking control of high precision flight simulator;Liu;Journal of Beijing University of Aeronautics and Astronautics,2003
4. Disturbance observer-based robust control of free-floating space manipulators;Chu;IEEE Systems Journal,2008
5. Disturbance rejection through disturbance observer with adaptive frequency estimation;Qing;IEEE/ASME Transactions on Mechatronics,2009