1. M. Athans and P. Falb, Optimal Control: An Introduction to the Theory and Its Applications (McGraw-Hill, New York, 1966; Mashinostroenie, Moscow, 1968).
2. I. Flugge-Lotz and H. Marbach, “The Optimal Control of Some Attitude Systems for Different Performance Criteria,” J. Basis Eng. 85, 165–176 (1963).
3. A. V. Balakrishnan and L. W. Neustadt, Computing Methods in Optimization Problems (Academic, New York, 1964).
4. M. Z. Ragab, “Time Fuel Optimal Decoupling Control Problem,” Adv. Model. Simul. 22(2), 1–16 (1990).
5. J. Redmond and L. Silverberg, “Fuel Consumption in Optimal Control,” J. Guid. Control. Dyn. 15, 424–430 (1992).