Investigative monitoring of pesticide and nitrogen pollution sources in a complex multi-stressed catchment: The lower Llobregat River basin case study (Barcelona, Spain)

1. Postigo, C.
2. Ginebreda, A.
3. Barbieri, M.V.
4. Barceló, D.
5. Martín-Alonso, J.
6. de la Cal, A.
7. Boleda, M.R.
8. Otero, N.
9. Carrey, R.
10. Solà, V.
11. Queralt, E.
12. Isla, E.
13. Casanovas, A.
14. Frances, G.
15. López de Alda, M.