@misc{indiciae430a6c642990,
  title = {Geologic map and coal resources of the Upper Valley Quadrangle, Garfield County, Utah},
  author = {William E. Bowers},
  year = {1973},
  doi = {10.3133/coal60},
  url = {https://pubs.usgs.gov/publication/coal60},
  note = {Source identifier: coal60}
}