ŽLEBNIK, L. Hydrogeologic problems connected with the epigenetic valley of the Drava river at Maribor town. Geologija, [S. l.], v. 8, n. 1, p. 320–328, 1965. Disponível em: https://www.geologija-revija.si/index.php/geologija/article/view/225. Acesso em: 27 apr. 2024.