SAROSIEK, A. Amazing tales from the world of ravens. Philosophical Problems in Science (Zagadnienia Filozoficzne w Nauce), [S. l.], n. 65, p. 226–231, 2018. Disponível em: https://www.zfn.edu.pl/index.php/zfn/article/view/456. Acesso em: 6 may. 2024.