@misc{indiciae1f73d9490a4e,
  title = {Geologic map of the Elk Springs quadrangle, Moffat County, Colorado},
  author = {John R. Dyni},
  year = {1968},
  doi = {10.3133/gq702},
  url = {https://pubs.usgs.gov/publication/gq702},
  note = {Source identifier: gq702}
}