Salah A. Khafagy, Eada. A. El-Zahrani and Hassan M. Serag (2025) “Existence and Uniqueness of Weak Solution for Nonlinear Weighted (p; q)-Laplacian System with Application on an Optimal Control Problem”, Jordan Journal of Mathematics and Statistics, 15(4A), pp. 983–998. Available at: https://jjms.yu.edu.jo/index.php/jjms/article/view/710 (Accessed: 18 August 2025).