1. On the General Theory of Control Systems;Kalman,1961
2. Fundamental Study of Adaptive Control Systems;Kalman;Tech. Rep. No. ASD-TR-61-27, RIAS,1962
3. Controllability of Linear Dynamical Systems;Kalman;Contributions to Differential Equations,1963
4. On the Concepts of Controllability and Observability of Linear Systems;Kreindler;I.E.E.E. Trans. on Automatic Control AC-9,1964
5. Optimal Estimation, Identification and Control;Lee,1964