TY  - RPRT
TI  - Geology and strippable Federal coal resources in the south half of the Dunn Center lignite field, Dunn County, North Dakota
AU  - Michael L. Menge
PY  - 1978
DO  - 10.3133/ofr781027
UR  - https://pubs.usgs.gov/publication/ofr781027
ID  - ofr781027
ER  -