DILWORTH, C. Principles, Laws and Theories. Theoria et Historia Scientiarum, [S. l.], v. 1, p. 29–42, 2007. DOI: 10.12775/ths.1991.003. Disponível em: https://apcz.umk.pl/THS/article/view/ths.1991.003. Acesso em: 19 jul. 2024.