POLAK, P. J. Mathematics and metaphysics: The history of the Polish philosophy of mathematics from the Romantic era. Philosophical Problems in Science (Zagadnienia Filozoficzne w Nauce), [S. l.], n. 71, p. 45–74, 2021. Disponível em: https://zfn.edu.pl/index.php/zfn/article/view/565. Acesso em: 26 jan. 2022.