@misc{indiciae0251ffa02e41,
  title = {Geology and coal resources of the Foidel Creek EMRIA site and surrounding area, Routt County, Colorado},
  author = {Thomas A. Ryer},
  year = {1977},
  doi = {10.3133/ofr77303},
  url = {https://pubs.usgs.gov/publication/ofr77303},
  note = {Source identifier: ofr77303}
}