“Some Fixed Point Theorems for \(\Theta-\phi\)-Multivalued Contraction Mappings in Rectangular \(b\)-Metric Spaces”. European Journal of Pure and Applied Mathematics 18, no. 2 (May 1, 2025): 6086. Accessed December 5, 2025. https://www.ejpam.com/index.php/ejpam/article/view/6086.