GIORDANI, A. Relating Semantics for Epistemic Logic. Logic and Logical Philosophy, [S. l.], v. 30, n. 4, p. 681–709, 2021. DOI: 10.12775/LLP.2021.024. Disponível em: https://apcz.umk.pl/LLP/article/view/36700. Acesso em: 23 apr. 2024.