HELLER, M. Category Free Category Theory and Its Philosophical Implications. Logic and Logical Philosophy, [S. l.], v. 25, n. 4, p. 447–459, 2016. DOI: 10.12775/LLP.2016.013. Disponível em: https://apcz.umk.pl/LLP/article/view/LLP.2016.013. Acesso em: 25 jul. 2024.