ŠKERLJ, J. The Mura Gravel Deposit as a Natural Resource of Industrial Quartz. Geologija, [S. l.], v. 20, n. 1, p. 283–287, 1977. Disponível em: https://www.geologija-revija.si/index.php/geologija/article/view/428. Acesso em: 7 may. 2024.