TY  - RPRT
TI  - Map of assessed coalbed-gas resources in the United States, 2014
AU  - U.S. Geological Survey National Assessment of Oil and Gas Resources Team
AU  - Laura R. H. Biewick
PY  - 2014
DO  - 10.3133/ds69ii
UR  - https://pubs.usgs.gov/publication/ds69II
ID  - ds69II
ER  -