“An Approximated Solutions for Nth Order Linear Delay Integro-Differential Equations of Convolution Type Using B-Spline Functions and Weddle Method ”. Baghdad Science Journal 11, no. 1 (March 2, 2014): 166–177. Accessed December 19, 2024. https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/1547.