MURAVITSKY, A. Y. The contribution of A.V. Kuznetsov to the theory of modal systems and structures. Logic and Logical Philosophy, [S. l.], v. 17, n. 1-2, p. 41–58, 2008. DOI: 10.12775/LLP.2008.004. Disponível em: https://apcz.umk.pl/LLP/article/view/LLP.2008.004. Acesso em: 24 apr. 2024.