Hailat, Ibrahim, Amirah Azmi, and Zarita Zainuddin. “Computationally Efficient Laplace Transform With Modified Variational Iteration Method for Solving Fourth-Order Fractional Integro-Differential Equations”. MATEMATIKA (August 1, 2023): 113–124. Accessed November 21, 2024. https://matematika.utm.my/index.php/matematika/article/view/1451.