Atmospheric Pb deposition in Spain during the last 4600 years recorded by two ombrotrophic peat bogs and implications for the use of peat as archive

1. Martínez Cortizas, A.
2. García-Rodeja, E.
3. Pontevedra Pombal, X.
4. Nóvoa Muoz, J.C.
5. Weiss, D.
6. Cheburkin, A.