Kichmarenko, O. D. (2018) “Application of the method of averaging to the problems of optimal control for ordinary differential equations on the semiaxis”, Ukrains’kyi Matematychnyi Zhurnal, 70(5), pp. 642-654. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/1584 (Accessed: 29March2024).