GAŁUSZKA, Agnieszka; MIGASZEWSKI, Zdzisław. Problems of Sustainable Use of Mineral Resources. Problemy Ekorozwoju, [S. l.], v. 4, n. 1, p. 123–130, 2009. Disponível em: https://ph.pollub.pl/index.php/preko/article/view/4734. Acesso em: 22 jul. 2024.