WACHNIEW, P. Environmental tracers as a tool in groundwater vulnerability assessment. Acque Sotterranee - Italian Journal of Groundwater, [S. l.], v. 4, n. 2, 2015. DOI: 10.7343/as-108-15-0135. Disponível em: https://www.acquesotterranee.net/acque/article/view/108-15-0135. Acesso em: 29 mar. 2024.