OF GEOLOGISTS, N. C. On droughts. Acque Sotterranee - Italian Journal of Groundwater, [S. l.], v. 6, n. 2, 2017. DOI: 10.7343/as-2017-283. Disponível em: https://www.acquesotterranee.net/acque/article/view/283. Acesso em: 5 dec. 2024.