RYBKA, Wojciech. The problem of the essence and measurement of well-being. Philosophical Problems in Science (Zagadnienia Filozoficzne w Nauce), [S. l.], n. 67, p. 203–248, 2019. DOI: 10.59203/zfn.67.481. Disponível em: https://www.zfn.edu.pl/index.php/zfn/article/view/481. Acesso em: 26 nov. 2025.