KICZUK, S. A system of the logic of change. Logic and Logical Philosophy, [S. l.], v. 23, n. 2, p. 203–238, 2014. DOI: 10.12775/LLP.2014.008. Disponível em: https://apcz.umk.pl/LLP/article/view/LLP.2014.008. Acesso em: 5 jul. 2024.