TY  - RPRT
TI  - Reconnaissance geology of the Birney-Broadus coal field, Rosebud and Powder River Counties, Montana
AU  - Walter Cyrus Warren
PY  - 1959
DO  - 10.3133/b1072j
UR  - https://pubs.usgs.gov/publication/b1072J
ID  - b1072J
ER  -