Karapinar E, Nashine HK. FIXED POINT THEOREMS FOR KANNAN TYPE CYCLIC WEAKLY CONTRACTIONS. J. Nonlinear Anal. Optim. [internet]. 2013 May 22 [cited 2026 Sep. 2];4(1):29-35. available from: https://ph03.tci-thaijo.org/index.php/jnao/article/view/2682