А.К. Керимбеков, С.Б. Доулбекова. About the solvability of the problem of nonlinear optimization of oscillatory processes with the appearance of special controls. mathmc [Internet]. 2020 Sep. 30 [cited 2024 May 17];132(3):8-16. Available from: https://bulmathmc.enu.kz/index.php/main/article/view/73