Yessenbayeva A, Mazakov T, Mailybayeva A, Jomartova S, Mazakova A. Mathematical Modeling of Investments in the Development of an Information Security System: An Optimal Control Approach. Stat., optim. inf. comput. [Internet]. 2026 Jun. 22 [cited 2026 Jun. 30];16(2):1493–1508. Available from: https://iapress.org/index.php/soic/article/view/3221