TY  - RPRT
TI  - Geologic map of the Washboard Rock quadrangle, Gunnison, Montrose, and Ouray Counties, Colorado
AU  - R. G. Dickinson
PY  - 1987
DO  - 10.3133/gq1643
UR  - https://pubs.usgs.gov/publication/gq1643
ID  - gq1643
ER  -