@misc{indiciaef8e5216bc430, title = {Geologic map of the northwestern part of the Uncompahgre uplift, Grand County, Utah, and Mesa County, Colorado, with emphasis on Proterozoic rocks}, author = {J. E. Case}, year = {1991}, doi = {10.3133/i2088}, url = {https://pubs.usgs.gov/publication/i2088}, note = {Source identifier: i2088} }