1.
Kurina G, Kalashnikova M. Minimizing sequences for a linear-quadratic control problem with three-tempo variables under weak nonlinear perturbations. M [Internet]. 2023 Mar. 30 [cited 2025 Aug. 27];109(1):94-109. Available from: http://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/555