Cocaine and other illicit drugs in airborne particulates in urban environments: A reflection of social conduct and population size

1. Viana, M.
2. Postigo, C.
3. Querol, X.
4. Alastuey, A.
5. López De Alda, M.J.
6. Barceló, D.
7. Artíñano, B.
8. López-Mahia, P.
9. García Gacio, D.
10. Cots, N.