GERLA, G. Vagueness and Formal Fuzzy Logic: Some Criticisms. Logic and Logical Philosophy, [S. l.], v. 26, n. 4, p. 431–460, 2017. DOI: 10.12775/LLP.2017.031. Disponível em: https://apcz.umk.pl/LLP/article/view/LLP.2017.031. Acesso em: 29 mar. 2024.