SAHA, Apu Kumar; BHATTACHARYA, Debasish. NORMAL INDUCED FUZZY TOPOLOGICAL SPACES. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 34, p. 45–56, 2015. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/6311. Acesso em: 7 aug. 2026.