BLUMSON, B.; SINGH, M. Extension and Self-Connection. Logic and Logical Philosophy, [S. l.], v. 30, n. 3, p. 435–459, 2021. DOI: 10.12775/LLP.2021.008. Disponível em: https://apcz.umk.pl/LLP/article/view/LLP.2021.008. Acesso em: 22 jul. 2024.