@misc{indiciaee50323dfb264,
  title = {Preliminary geologic map of the Rio Blanco Quadrangle, Rio Blanco and Garfield counties, Colorado},
  author = {R. B. O'Sullivan},
  year = {1985},
  doi = {10.3133/mf1816},
  url = {https://pubs.usgs.gov/publication/mf1816},
  note = {Source identifier: mf1816}
}