Diffusive Gradients in Thin Films (DGT) as an Aid to Risk Assessment in Watercourses Affected by Mine Drainage - Izquierdo-Diaz, Miguel; Ordonez, Almudena; Serrano-Garcia, Humberto; Alvarez, Rodrigo; Garcia-Fernandez, Carmen; Garcia-Ordiales, Efren; De Miguel, Eduardo; Barrio-Parra, Fernando (2025)