TY  - RPRT
TI  - Geologic map and coal resources of the White Butte NW quadrangle, Stark and Hettinger Counties, North Dakota
AU  - Kenneth S. Soward
PY  - 1975
DO  - 10.3133/coal71
UR  - https://pubs.usgs.gov/publication/coal71
ID  - coal71
ER  -