1. Singular optimal controls;Gabasov,1973
2. The maximum principle in optimal control theory;Gabasov,1974
3. Lectures on methods for solving extremal problems;Vasil'ev,1974
4. The method of successive approximations for solving optimal control problems;Krylov;Zh. vȳchisl. Mat. mat. Fiz.,1962
5. Algorithm of the method of successive approximations for optimal control problems;Krylov;Zh. vȳchisl. Mat. mat. Fiz.,1972