Babalola, Kunle Oladeji, and Mashood Sidiq. “Complex-Parameter Integral Iterations of Caratheodory Maps”. Tamkang Journal of Mathematics 51, no. 4 (November 1, 2020): 289-301. Accessed November 24, 2020. https://journals.math.tku.edu.tw/index.php/TKJM/article/view/3047.