SOCHACKI, R. Refutation systems for a system of nonsense-logic. Logic and Logical Philosophy, [S. l.], v. 20, n. 3, p. 233–239, 2011. DOI: 10.12775/LLP.2011.013. Disponível em: https://apcz.umk.pl/LLP/article/view/LLP.2011.013. Acesso em: 27 apr. 2024.