M.C, Kekana, Shatalov M.Y, and Moshokoa S.P. “A Comparison of Adomian Decomposition Method and RK4 Algorithm on Volterra Integro Differential Equations of 2nd Kind”. International Journal of Applied Mathematical Research 4, no. 4 (September 21, 2015): 481–487. Accessed August 18, 2025. https://mail.sciencepubco.com/index.php/ijamr/article/view/4965.