Hierarchical Uncertainty Modeling via (m, n)-Superhyperuncertainand (h, k)-ary (m, n)-Superhyperuncertain Sets: Unified Extensions of Fuzzy, Neutrosophic, Soft, Rough, and Plithogenic Set Theories. Eur. J. Pure Appl. Math. [Internet]. 2025 Nov. 5 [cited 2025 Dec. 5];18(4):6834. Available from: https://www.ejpam.com/index.php/ejpam/article/view/6834