Al-Humedi, Hameeda O., and Zahraa Adnan Jameel. “Cubic B-Spline Least-Square Method Combine With a Quadratic Weight Function for Solving Integro-Differential Equations ”. Earthline Journal of Mathematical Sciences 4, no. 1 (April 21, 2020): 99-113. Accessed June 30, 2025. https://www.earthlinepublishers.com/index.php/ejms/article/view/168.