Babu, G. V. R., and P. Subhashini. “COUPLED COMMON FIXED POINT THEOREMS OF CIRIC TYPE G-WEAK CONTRACTIONS WITH CLRG PROPERTY”. Journal of Nonlinear Analysis and Optimization: Theory & Applications (JNAO), vol. 4, no. 1, Nov. 2012, pp. 133-45, https://ph03.tci-thaijo.org/index.php/jnao/article/view/2695.