Ali Al-Hawasy, Jamil A., and Nuha Farhan Mansour. “The Galerkin-Implicit Methods for Solving Nonlinear Hyperbolic Boundary Value Problem”. Ibn AL-Haitham Journal For Pure and Applied Sciences 34, no. 2 (April 20, 2021): 119–128. Accessed March 26, 2025. https://jih.uobaghdad.edu.iq/index.php/j/article/view/2618.