Hydrogeochemical and environmental water quality standards in the overlap between high mountainous natural protected areas and copper mining activities (Mapocho river upper basin, Santiago, Chile)

1. Valenzuela-Diaz, M.J.
2. Navarrete-Calvo, A.
3. Caraballo, M.A.
4. McPhee, J.
5. Garcia, A.
6. Correa-Burrows, J.P.
7. Navarro-Valdivia, L.