@misc{indiciae7742033fb87f,
  title = {Geologic map of the Indian Wells quadrangle, Terrell and Brewster Counties, Texas},
  author = {V. L. Freeman},
  year = {1964},
  doi = {10.3133/i395},
  url = {https://pubs.usgs.gov/publication/i395},
  note = {Source identifier: i395}
}