Weak Forms of Fuzzy N- Open Sets and Fuzzy - Sets in Fuzzy Topological Spaces. Iraqi Journal of Science, [S. l.], v. 58, n. 4C, p. 2401–2411, 2018. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/109.. Acesso em: 14 apr. 2025.