@misc{indiciae00b977818b70,
  title = {Coal resource occurrence maps and coal development potential maps of the La Plata quadrangle, San Juan County, New Mexico and La Plata County, Colorado},
  author = {Dames \& Moore},
  year = {1979},
  doi = {10.3133/ofr791110},
  url = {https://pubs.usgs.gov/publication/ofr791110},
  note = {Source identifier: ofr791110}
}