Aisagaliev S, Zhunussova Z, Akca H. Construction of a solution for optimal control problem with phase and integral constraints. Int. j. math. phys. [Internet]. 2019 Jun. 26 [cited 2024 May 2];10(1):11-22. Available from: https://ijmph.kaznu.kz/index.php/kaznu/article/view/273