MELÉNDEZ, M.; BALLESTEROS, D.; JIMÉNEZ-SÁNCHEZ, M. Hydrogeology of the Picos de Europa National Park (northern of Spain). Boletín Geológico y Minero, [S. l.], v. 130, n. 4, p. 593–614, 2019. DOI: 10.21701/bolgeomin.130.4.002. Disponível em: https://bgm.revistas.csic.es/index.php/bgm/article/view/149. Acesso em: 3 may. 2025.