@misc{indiciae187e4cd82d3c,
  title = {Coal resource occurrence map of the Mesa de los Toros quadrangle, McKinley County, New Mexico},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey and Berge Exploration Inc.},
  year = {1979},
  doi = {10.3133/ofr791122},
  url = {https://pubs.usgs.gov/publication/ofr791122},
  note = {Source identifier: ofr791122}
}