1. Kurzhanskii, A.B., Upravlenie i nablyudenie v usloviyakh neopredelennosti (Control and Observation under Uncertainty), Moscow: Nauka, 1977.
2. Kats, I.Ya. and Kurzhanskii, A.B., Minimax Estimation in the Multistep Systems, Dokl. Akad. Nauk SSSR, 1975, vol. 221, no. 3, pp. 535–538.
3. Kats, I.Ya. and Kurzhanskii, A.B., Minimax Multistep Filtration in the Statistically Uncertain Situations, Avtom. Telemekh., 1978, no. 11, pp. 79–87.
4. Anan’ev, B.I., On the Information Sets for the Multistep Statistically Uncertain Systems, Tr. Inst. Mat. Mekh. UrO RAN, 2000, vol. 6, no. 2, pp. 290–306.
5. Anan’ev, B.I., Distributions of the Multiestimates for the Multistep Stochastic Inclusions, Izv. Ross. Akad. Nauk, Teor. Sist. Upravlen., 2007, no. 3, pp. 59–66.