1. Adaptive Control via Quaeilinearization and Differential Approximation;Bellman;RAND RM–3928–PR,1963
2. G. C. Agarwal, R. Bellman, R. Kalaba, K. S. P. Kumar, R. Mukundan and R. Sridhar, “Optimum and Adaptive Control Systems: A General Approach,” to be published.
3. A Computational Procedure for Optimal System Design and Utilization;Bellman;PNAS,1962
4. Perturbation Techniques in mathematics, Physics and Engineering;Bellman,1964
5. On the Principle of Invariant Imbedding and Propagation Through Inhomogeneous media;Bellman;PNAS, U. S. A,1956