BIŁAT, Andrezej. Modal Logic vs. Ontological Argument. European Journal for Philosophy of Religion, [S. l.], v. 4, n. 2, p. 179–185, 2012. DOI: 10.24204/ejpr.v4i2.303. Disponível em: https://philosophy-of-religion.eu/index.php/ejpr/article/view/303. Acesso em: 6 may. 2024.