TY  - RPRT
TI  - Geologic map and lignite deposits of the Glen Ullin Quadrangle, Morton County, North Dakota
AU  - C.S.V. Barclay
PY  - 1973
DO  - 10.3133/coal54
UR  - https://pubs.usgs.gov/publication/coal54
ID  - coal54
ER  -