TY  - RPRT
TI  - Coal resources of Upper Cretaceous Fruitland Formation in the Southern Ute Indian Reservation, southwestern Colorado
AU  - Dorothy T. Sandberg
PY  - 1990
DO  - 10.3133/pp1505d
UR  - https://pubs.usgs.gov/publication/pp1505D
ID  - pp1505D
ER  -