@misc{indiciaedfffff2ca083,
  title = {Geologic map of the Thoreau quadrangle, McKinley County, New Mexico},
  author = {J. F. Robertson},
  year = {1990},
  doi = {10.3133/gq1675},
  url = {https://pubs.usgs.gov/publication/gq1675},
  note = {Source identifier: gq1675}
}