@misc{indiciae515a1e50ab07,
  title = {Reconnaissance drilling in the Danforth Hills coal field, Moffat and Rio Blanco counties, Colorado, August-September 1976},
  author = {Marith J. Reheis},
  year = {1976},
  doi = {10.3133/ofr76870},
  url = {https://pubs.usgs.gov/publication/ofr76870},
  note = {Source identifier: ofr76870}
}