@misc{indiciae034a7bf11736,
  title = {Geologic map index of the Craig 1° x 1/2° quadrangle, Moffat \& Routt Counties, Colorado},
  author = {Edward A. Johnson and Michael E. Brownfield},
  year = {1985},
  doi = {10.3133/ofr85525},
  url = {https://pubs.usgs.gov/publication/ofr85525},
  note = {Source identifier: ofr85525}
}