1. L. S. Pontryagin, V. G. Boltyanskii, R. V. Gamkrelidze, and E. F. Mishchenko, The Mathematical Theory of Optimal Processes (Interscience, New York, 1962).
2. F. L. Chernousko, State Estimation for Dynamic Systems (CRC Press, Boca Raton, FL, 1994).
3. A. M. Shmatkov, “A comparison of stochastic and ellipsoidal uncertainty estimators for dynamical systems with bounded perturbations,” Dokl. Math. 74, 939 (2006).
4. J. T. Betts, Practical Methods for Optimal Control Using Nonlinear Programming (SIAM, Philadelphia, PA, 2001).
5. D. S. Naidu, Optimal Control Systems (CRC, Boca Raton, FL, 2003).