1. Control of robot manipulators with joints flexibility;Benallegue,1990
2. Nonlinear adaptive motion control for a manipulator with flexible joints;Chen,1989
3. Twotime-scale feedback design of a class of nonlinear systems;Chow;IEEE Trans. on Automatic Control,1978
4. Dynamic control of robots with joint elasticity;DeLuca,1988
5. Feedback Systems Input-Output Properties;Desoer,1975