TY  - RPRT
TI  - Stripping coal deposits of the northern Great Plains, Montana, Wyoming, North Dakota, and South Dakota
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1974
DO  - 10.3133/mf590
UR  - https://pubs.usgs.gov/publication/mf590
ID  - mf590
ER  -