KARAPINAR, E.; NASHINE, H. K. FIXED POINT THEOREMS FOR KANNAN TYPE CYCLIC WEAKLY CONTRACTIONS. Journal of Nonlinear Analysis and Optimization: Theory & Applications (JNAO), [S. l.], v. 4, n. 1, p. 29–35, 2013. Disponível em: https://ph03.tci-thaijo.org/index.php/jnao/article/view/2682. Acesso em: 2 sep. 2026.