1. N. N. Krasovskii and A. I. Subbotin, Positional Differential Games (Nauka, Moscow, 1974) [in Russian].
2. N. N. Krasovskii, Control of a Dynamical System (Nauka, Moscow, 1985) [in Russian].
3. A. N. Krasovskii and N. N. Krasovskii, Control under Lack of Information (Birkhäuser, Boston, 1995).
4. N. N. Subbotina, “Universal optimal strategies in positional differential games,” Differents. Uravn. 19 (11), 1890–1896 (1983) [in Russian].
5. V. N. Ushakov, “On the stability property in a game-theoretic approach problem with fixed terminal time,” Differ. Equations 47 (7), 1046–1058 (2011).