1. Schweppe, F. C., Uncertain Dynamic Systems, Prentice Hall, Englewood Cliffs, New Jersey, 1973.
2. Kurzhanski, A. B., Control and Observation in Uncertainty Conditions, Nauka, Moscow, 1977 (in Russian).
3. Chernousko, F. L., Optimal Guaranteed Estimates of Indeterminacies Using Ellipsoids, Parts 1–3, Izvestiya Akademii Nauk SSSR, Tekhnicheskaya Kibernetika, Vol. 3, pp. 3-11, 1980; 4, pp. 3–11, 1980; and 5, pp. 5–11, 1980.
4. Chernousko, F. L., Estimation of the Phase State for Dynamical Systems, Nauka, Moscow, 1988 (in Russian).
5. Chernousko, F. L., State Estimation for Dynamic Systems, CRC Press, Boca Raton, Florida, 1994.