KOSTELKA, L. Prospecting and exploration methods in Austrian lead, zinc, and antimony mining. Geologija, [S. l.], v. 15, n. 1, p. 405–417, 1972. Disponível em: https://www.geologija-revija.si/index.php/geologija/article/view/1622. Acesso em: 3 may. 2024.