N. J. Mohammed and S. S. Abed, “Best Approximation in Modular Spaces By Type of Nonexpansive Maps”, Iraqi Journal of Science, vol. 59, no. 3B, pp. 1450–1452, Aug. 2018, Accessed: Jan. 03, 2026. [Online]. Available: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/348