COPPOLA, C.; GERLA, G. Mereological foundations of point-free geometry via multi-valued logic. Logic and Logical Philosophy, [S. l.], v. 24, n. 4, p. 535–553, 2015. DOI: 10.12775/LLP.2015.019. Disponível em: https://apcz.umk.pl/LLP/article/view/LLP.2015.019. Acesso em: 25 jul. 2024.