1. R. Isaacs, Differential Games, John Wiley, New York (1965).
2. N. N. Krasovsky, Game Problems on the Meeting of Motions [in Russian], Nauka, Moscow (1970).
3. N. N. Krasovsky and A. I. Subbotin, Positional Differential Games [in Russian], Nauka, Moscow (1974).
4. L. S. Pontryagin, Selected Scientific Works [in Russian], Vol. 2, Nauka, Moscow (1988).
5. M. S. Nikol’skii, The First Direct Pontryagin’s Method in Differential Games [in Russian], Izd. MGU, Moscow (1984).