MICHALCZENIA, P. First-Order Modal Semantics and Existence Predicate. Bulletin of the Section of Logic, [S. l.], v. 51, n. 3, p. 317–327, 2022. DOI: 10.18778/0138-0680.2022.07. Disponível em: https://czasopisma.uni.lodz.pl/bulletin/article/view/12357. Acesso em: 25 apr. 2024.