GRUSZCZYŃSKI, R.; PIETRUSZCZAK, A. Space, points and mereology. On foundations of point-free Euclidean geometry. Logic and Logical Philosophy, [S. l.], v. 18, n. 2, p. 145–188, 2009. DOI: 10.12775/LLP.2009.009. Disponível em: https://apcz.umk.pl/LLP/article/view/LLP.2009.009. Acesso em: 19 apr. 2024.