TORIBIO, J. Normativity: the Hard Problem. Theoria et Historia Scientiarum, [S. l.], v. 8, n. 1, p. 17–32, 2008. DOI: 10.12775/ths.2008.002. Disponível em: https://apcz.umk.pl/THS/article/view/ths.2008.002. Acesso em: 19 jul. 2024.