TY  - RPRT
TI  - Geochemical processes in ground water resulting from surface mining of coal at the Big Sky and West Decker Mine areas, southeastern Montana
AU  - D.W. Clark
AU  - D. A. Nimick
PY  - 1996
UR  - https://pubs.usgs.gov/publication/70094766
ID  - 70094766
ER  -