@misc{indiciaefcfc0de566dd,
  title = {Geologic map of the Rangely quadrangle, Rio Blanco County, Colorado},
  author = {Henry L. Cullins},
  year = {1971},
  doi = {10.3133/gq903},
  url = {https://pubs.usgs.gov/publication/gq903},
  note = {Source identifier: gq903}
}