“An Approach to Generalized High-Order Fredholm Integro-Differential Equations via Fractional Cubic Spline”. JOURNAL OF UNIVERSITY OF BABYLON for Pure and Applied Sciences 34, no. 1 (March 31, 2026): 353–367. Accessed April 25, 2026. https://mail.journalofbabylon.com/index.php/JUBPAS/article/view/6420.