“Mixed Implicit Galerkin – Frank Wolf, Gradient and Gradient Projection Methods for Solving Classical Optimal Control Problem Governed by Variable Coefficients, Linear Hyperbolic, Boundary Value Problem”.
Iraqi Journal of Science 61, no. 9 (September 29, 2020): 2303–2314. Accessed July 27, 2025.
https://www.ijs.uobaghdad.edu.iq/index.php/eijs/article/view/1203.