Deshpande, Bhavana, and Amrish Handa. “Common Coupled Fixed Point Theorems for Two Hybrid Pairs of Mappings Satisfying an Implicit Relation”. Sarajevo Journal of Mathematics 11, no. 1 (June 3, 2015): 85–100. Accessed December 25, 2025. https://sjm.anubih.ba/index.php/sjm/article/view/539.