MALINOWSKI, J.; PIETROWICZ, K.; SZALACHA-JARMUŻEK, J. Logic of Social Ontology and Łoś’s Operator. Logic and Logical Philosophy, [S. l.], v. 29, n. 2, p. 239–258, 2020. DOI: 10.12775/LLP.2020.005. Disponível em: https://apcz.umk.pl/LLP/article/view/LLP.2020.005. Acesso em: 18 aug. 2024.