@misc{indiciae2672fdff5bf6,
  title = {Geologic map of the Dryden Crossing quadrangle, Terrell County, Texas},
  author = {J.A. Sharps},
  year = {1964},
  doi = {10.3133/i386},
  url = {https://pubs.usgs.gov/publication/i386},
  note = {Source identifier: i386}
}