Araka, N. N., E. U. Ofoedu, Y. Shehu, and H. Zegeye. “STRONG CONVERGENCE THEOREM SOLUTION BY ITERATION OF NONLINEAR OPERATOR EQUATIONS INVOLVING MONOTONE MAPPINGS”. Journal of the Nigerian Mathematical Society, vol. 35, no. 2, Jan. 2017, pp. 266-81, https://ojs.ictp.it/jnms/index.php/jnms/article/view/30.