C.dhage, B. “HYBRID FIXED POINT THEOREMS WITH PPF DEPENDENCE IN BANACH ALGEBRAS WITH APPLICATIONS”. Journal of Nonlinear Analysis and Optimization: Theory & Applications (JNAO) 5, no. 1 (January 13, 2014): 37–48. accessed September 1, 2026. https://ph03.tci-thaijo.org/index.php/jnao/article/view/2728.