ŁUKOWSKI, P. A deductive-reductive form of logic: General theory and intuitionistic case. Logic and Logical Philosophy, [S. l.], v. 10, n. 10, p. 59–78, 2004. DOI: 10.12775/LLP.2002.004. Disponível em: https://apcz.umk.pl/LLP/article/view/LLP.2002.004. Acesso em: 26 apr. 2024.