LUCAS, John R. Umysły, maszyny i Gödel. Hybris, Poland, v. 8, n. 1, p. 96–117, 2009. DOI: 10.18778/1689-4286.08.06. Disponível em: https://www.czasopisma.uni.lodz.pl/hybris/article/view/15271. Acesso em: 25 may. 2026.