D. Saleem, Hamsa, and همسة. “Stability of Liquid Film With Negligible Viscosity”. AL-Rafidain Journal of Computer Sciences and Mathematics 2, no. 1 (June 25, 2025): 11–19. Accessed September 10, 2025. https://edusj.uomosul.edu.iq/index.php/csmj/article/view/36347.