@misc{indiciae75526ae49d5c,
  title = {Geology of part of the Horseshoe atoll in Scurry and Kent Counties, Texas},
  author = {Philip T. Stafford},
  year = {1959},
  doi = {10.3133/pp315a},
  url = {https://pubs.usgs.gov/publication/pp315A},
  note = {Source identifier: pp315A}
}