Aoyama, K., and F. Kohsaka. 2011. “FIXED POINT AND MEAN CONVERGENCE THEOREMS FOR A FAMILY OF $\lambda$-HYBRID MAPPINGS”. Journal of Nonlinear Analysis and Optimization: Theory & Applications 2 (1):87-95. http://www.math.sci.nu.ac.th/ojs302/index.php/jnao/article/view/13.