Ali, J., and I. Uddin. “Convergence of SP-Iteration for Generalized Nonexpansive Mapping in Banach Spaces”. Ukrains’kyi Matematychnyi Zhurnal 73, no. 6 (June 18, 2021): 738–748. Accessed December 5, 2025. https://umj.imath.kiev.ua/index.php/umj/article/view/350.