John, Eno, et al. “Numerical Solution of Volterra Integral Equations of the Second Kind Based on Sinc Collocation Method With the Error Function”. International Journal of Engineering and Mathematical Intelligence (IJEMI) , vol. 8, no. 1, June 2024, pp. 11-21, http://icidr.org.ng/index.php/Ijemi/article/view/1137.