1. Improved direct digital control algorithm for microprocessor implementation;Tsuchiya;Institute of Electrical and Electronic Engineers Transactions on Automatic Control,1982
2. Linear Optimal Control Systems;Kwakernaak,1973
3. Linear Optimal Control;Anderson,1971
4. Linear Multivariable Control: A Geometric Approach;Wonham,1978
5. A general approach to active structural control;Abdel-Rohman,1979