Asanov, Avyt, M. Haluk Chelik, and M. Muso Abdujabarov. “Approximating the Stieltjes Integral Using the Generalized Midpoint Rule”. MATEMATIKA 27 (November 1, 2011): 139–148. Accessed March 29, 2024. https://matematika.utm.my/index.php/matematika/article/view/303.