Diffffusive Gradients in Thin Films (DGT) as an Aid to Risk Assessment in Watercourses Affffected by Mine Drainage - Miguel Izquierdo-Díaz, Almudena Ordóñez, Humberto Serrano-García, Rodrigo Álvarez, Carmen García-Fernández, Efrén García-Ordiales, Eduardo De Miguel, Fernando Barrio-Parra (2025)