GRYGIEL, W. Should a Philosopher Fear Stephen Hawking?. Philosophical Problems in Science (Zagadnienia Filozoficzne w Nauce), [S. l.], n. 49, p. 46–62, 2011. Disponível em: https://zfn.edu.pl/index.php/zfn/article/view/119. Acesso em: 8 feb. 2023.