TY  - RPRT
TI  - Coal resources, reserves and peak coal production in the United States
AU  - Robert C. Milici
AU  - Romeo M. Flores
AU  - Gary D. Stricker
PY  - 2013
DO  - 10.1016/j.coal.2012.10.002
UR  - https://pubs.usgs.gov/publication/70046064
ID  - 70046064
ER  -