Dhage, B. C. “Some Algebraic and Topological Random Fixed Point Theorems With Applications to Nonlinear Random Integral Equations”. Tamkang Journal of Mathematics 35, no. 4 (December 31, 2004): 321-346. Accessed September 19, 2021. https://journals.math.tku.edu.tw/index.php/TKJM/article/view/191.