ŁUKÓW, P. Who are those in need? (in Polish). Diametros, [S. l.], n. 26, p. 154–165, 2010. DOI: 10.13153/diam.26.2010.419. Disponível em: https://diametros.uj.edu.pl/diametros/article/view/419. Acesso em: 1 oct. 2022.