MAMANOV, M.; KHASANOV, G. Optimal Control for a Nonlinear System of Integro-Differential Equations of Fractional Order. Journal of Osh State University. Differential Equations, [S. l.], n. 2, p. 25–39, 2026. Disponível em: https://journal.oshsu.kg/index.php/diffeq/article/view/4821. Acesso em: 9 сен. 2026.