E. A. Hussain and A. W. Ali, “Existence and Uniqueness of The Solution of Nonlinear Volterra Fuzzy Integral Equations”, IHJPAS, vol. 26, no. 2, pp. 348–357, Apr. 2017, Accessed: May 01, 2025. [Online]. Available: https://www.jih.uobaghdad.edu.iq/index.php/j/article/view/482