TY  - RPRT
TI  - Ground-water-flow systems in the Powder River structural basin, Wyoming and Montana
AU  - J.G. Rankl
AU  - M.E. Lowry
PY  - 1990
DO  - 10.3133/wri854229
UR  - https://pubs.usgs.gov/publication/wri854229
ID  - wri854229
ER  -