Eslamian, M., and S. Homaeipour. “STRONG CONVERGENCE OF THREE-STEP ITERATIVE PROCESS WITH ERRORS FOR THREE MULTIVALUED MAPPINGS”. Journal of Nonlinear Analysis and Optimization: Theory & Applications (JNAO) 2, no. 2 (December 21, 2011): 285–293. accessed September 2, 2026. https://ph03.tci-thaijo.org/index.php/jnao/article/view/2637.