SANKARI, D. M. Fuzzy Mean e-Open and e-Closed Sets. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 11, n. 3, p. 2921–2925, 2020. DOI: 10.61841/turcomat.v11i3.14664. Disponível em: https://textitlejournal.com/turcomat.org/index.php/turkbilmat/article/view/14664. Acesso em: 12 sep. 2025.