@misc{indiciae3a31331079d9,
  title = {Preliminary geologic map of the Desert Gulch Quadrangle, Garfield County, Colorado},
  author = {R. C. Johnson},
  year = {1981},
  doi = {10.3133/mf1328},
  url = {https://pubs.usgs.gov/publication/mf1328},
  note = {Source identifier: mf1328}
}