Gizaw, Ademe Kebede, and Yesuf Obsie Mussa. “Approximate Analytical Solutions of Two-Dimensional Time Fractional KleinGordon Equation”. Ethiopian Journal of Education and Sciences 16, no. 2 (September 9, 2022): 1-16. Accessed July 3, 2024. https://ejhs.ju.edu.et/index.php/ejes/article/view/3956.