Detection of urban subsurface pollution by rapid multiparametric surveys in the 16th century Paranhos spring water tunnel (Porto, Portugal)

1. Fernandez-Cortes, A.
2. Sanz-Rubio, E.
3. Sanchez-Malo, A.
4. Cuezva, S.
5. Sanchez-Moral, S.
6. Afonso, M.J.
7. Chamine, H.I.
8. Hermosin, B.