TY  - RPRT
TI  - Coal resource occurrence map of the Seven Lakes NE quadrangle, McKinley County, New Mexico
AU  - Berge Exploration Inc.
PY  - 1979
DO  - 10.3133/ofr79638
UR  - https://pubs.usgs.gov/publication/ofr79638
ID  - ofr79638
ER  -