KOZAK, P. Kant and the Hard Problem of Concepts (in Polish). Diametros, [S. l.], n. 46, p. 159–170, 2015. DOI: 10.13153/diam.46.2015.841. Disponível em: https://diametros.uj.edu.pl/diametros/article/view/841. Acesso em: 9 aug. 2022.