@misc{indiciae061bad60b784,
  title = {Coal resource occurrence map of the Tinian quadrangle, Sandoval and McKinley Counties, New Mexico},
  author = {Berge Exploration Inc.},
  year = {1979},
  doi = {10.3133/ofr79625},
  url = {https://pubs.usgs.gov/publication/ofr79625},
  note = {Source identifier: ofr79625}
}