Mamanov M, Khasanov G, Madatova Z. Optimal Control Problem for an Impulsive Systems of FunctionalDifferential Equations with a Nonlinear Function under the Sign of a First-Order Differential. DE [Интернет]. 10 январь 2026 г. [цитируется по 18 август 2026 г.];(1):67-7. доступно на: https://journal.oshsu.kg/index.php/diffeq/article/view/3581