1.
Hieu NT, Hang VTL. COUPLED FIXED POINT THEOREMS FOR GENERALIZED $\alpha-\psi$-CONTRACTIVE MAPPINGS IN PARTIALLY ORDERED METRIC-TYPE SPACES. J. Nonlinear Anal. Optim. [internet]. 2018 Jan. 26 [cited 2026 Sep. 2];7(2):35-49. available from: https://ph03.tci-thaijo.org/index.php/jnao/article/view/2830