Fixed Point Theory in MR-Metric Spaces Fundamental Theorems and Applications to Integral Equations and Neutron Transport. Eur. J. Pure Appl. Math. [Internet]. 2025 Aug. 1 [cited 2025 Dec. 5];18(3):6440. Available from: https://www.ejpam.com/index.php/ejpam/article/view/6440