@misc{indiciae9b5d518d9013,
  title = {Geohydrology of Cheyenne River Indian Reservation, South Dakota},
  author = {Lewis W. Howells},
  year = {1976},
  doi = {10.3133/ofr77415},
  url = {https://pubs.usgs.gov/publication/ofr77415},
  note = {Source identifier: ofr77415}
}