HELLER, Michał. Professor Heller’s address at Buckingham Palace. Philosophical Problems in Science (Zagadnienia Filozoficzne w Nauce), [S. l.], n. 43, p. 24–25, 2008. DOI: 10.59203/zfn.43.227. Disponível em: https://zfn.edu.pl/index.php/zfn/article/view/227. Acesso em: 13 dec. 2025.