@misc{indiciae91f6da24a406,
  title = {Geology of the Carlsbad Caverns West quadrangle, New Mexico-Texas},
  author = {Philip Thayer Hayes and R.L. Koogle},
  year = {1958},
  doi = {10.3133/gq112},
  url = {https://pubs.usgs.gov/publication/gq112},
  note = {Source identifier: gq112}
}