MCCABE, Gordon. Possible physical universes. Philosophical Problems in Science (Zagadnienia Filozoficzne w Nauce), [S. l.], n. 37, p. 73–97, 2005. DOI: 10.59203/zfn.37.331. Disponível em: https://www.zfn.edu.pl/index.php/zfn/article/view/331. Acesso em: 10 jan. 2026.