Fermatean Fuzzy Set Theory Applied to IUP-algebras. European Journal of Pure and Applied Mathematics, Maryland, USA, v. 17, n. 4, p. 3022–3042, 2024. DOI: 10.29020/nybg.ejpam.v17i4.5367. Disponível em: https://www.ejpam.com/index.php/ejpam/article/view/5367. Acesso em: 3 apr. 2025.