Balasim Taha Abdilrzak, and Mays Basim Nasih. “Solving High Order of Non-Linear Volterra-Fredholm Integro-Differential Equation by Using Bou-Baker Polynomials Approximation Method”. Journal of Wasit for Science and Medicine 16, no. 3 (September 11, 2023): 63–70. Accessed July 21, 2026. https://jwsm.uowasit.edu.iq/index.php/jwsm/article/view/478.