TY  - RPRT
TI  - Chemical hydrogeology in natural and contaminated environments
AU  - W. Back
AU  - M.J. Baedecker
PY  - 1989
DO  - 10.1016/0022-1694(89)90164-9
UR  - https://pubs.usgs.gov/publication/70015600
ID  - 70015600
ER  -