1. The optimisation of vibration absorber;Murotsu;Bulletin University of Osaka Prefecture Series A,1967
2. A feedback vibration controller for circular saws;Ellis;Transaction of the American Society of Mechanical Engineers, Journal of Dynamic Systems, Measurement and Control,1979
3. Investigation of an electromagnetic damper for vibration control of a transmission shaft;Nikolajsen,1979
4. Magnetic bearings—a novel type of suspension;Schweitzer,1980
5. Optimal control of the linear regulator with constant disturbances;Johnson;Institute of Electrical and Electronic Engineers Transactions on Automatic Control,1968