Abdu AL-Rabahi, Zainab Ali, and Yahya Qaid Hasan. “Solving Fourth-Order Boundary Value Problems by Modified Adomian Decomposition Method”. Research and Analysis Journal 3, no. 11 (November 27, 2020): 332–340. Accessed November 23, 2024. http://rajournals.com/index.php/raj/article/view/200.