TY  - RPRT
TI  - Geologic map of the Houston Gulch quadrangle, Gunnison and Saguache counties, Colorado
AU  - Jerry Chipman Olson
PY  - 1976
DO  - 10.3133/gq1287
UR  - https://pubs.usgs.gov/publication/gq1287
ID  - gq1287
ER  -