PIZZI, C. E. A. A Syntactical Analysis of Lewis’s Triviality Result. Logic and Logical Philosophy, [S. l.], v. 30, n. 3, p. 417–434, 2021. DOI: 10.12775/LLP.2021.006. Disponível em: https://apcz.umk.pl/LLP/article/view/LLP.2021.006. Acesso em: 28 mar. 2024.