Solvability of the Quaternary Continuous Classical Boundary Optimal Control Dominated by Quaternary Parabolic System. Baghdad Sci.J [Internet]. 2024 Jun. 1 [cited 2025 Jul. 4];21(6):2093. Available from: https://bsj-ojs.uobaghdad.edu.iq/index.php/BSJ/article/view/8690