Identification of contaminants of concern in the upper Tagus river basin (central Spain). Part 2: Spatio-temporal analysis and ecological risk assessment

1. Arenas-Sánchez, A.
2. Rico, A.
3. Rivas-Tabares, D.
4. Blanco, A.
5. Garcia-Doncel, P.
6. Romero-Salas, A.
7. Nozal, L.
8. Vighi, M.