@misc{indiciaeaa7def103bcf,
  title = {Geologic map of the Thoreau NE quadrangle, McKinley County, New Mexico},
  author = {Morris W. Green and Charles Thomas Pierson},
  year = {1971},
  doi = {10.3133/gq954},
  url = {https://pubs.usgs.gov/publication/gq954},
  note = {Source identifier: gq954}
}