Al-Hawasy JAA, Al-Anbaki WAA-H. The Classical Continuous Optimal Control for Quaternary parabolic boundary value problem. Iraqi Journal of Science [Internet]. 2023 Feb. 28 [cited 2025 Dec. 5];64(2):768-82. Available from: https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/5749