HELLER, M. 40 years of ZFN – the flexibility of youth and the experience of age. Philosophical Problems in Science (Zagadnienia Filozoficzne w Nauce), [S. l.], n. 66, p. 9–11, 2019. Disponível em: https://zfn.edu.pl/index.php/zfn/article/view/483. Acesso em: 29 apr. 2024.