Chi-Ming Chen, and Chao-Chung Kuo. “Best Proximity Point Theorems of Cyclic Meir-Keeler-Kannan-Chatterjea Contractions”. Results in Nonlinear Analysis 2, no. 2 (November 7, 2022): 83–91. Accessed January 22, 2025. https://nonlinear-analysis.com/index.php/pub/article/view/24.