TEAM, S. Intuitionistic Fuzzy n-Ary Subgroups: D.R. Prince Williams. Thai Journal of Mathematics, [S. l.], v. 8, n. 2, p. 391–404, 2010. Disponível em: https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/208. Acesso em: 11 apr. 2025.