@misc{indiciaead9e3c65d812,
  title = {Geologic map and coal sections of the Thornburgh Quadrangle, Moffat and Rio Blanco counties, Colorado},
  author = {Marith C. Reheis},
  year = {1984},
  doi = {10.3133/coal100},
  url = {https://pubs.usgs.gov/publication/coal100},
  note = {Source identifier: coal100}
}