@misc{indiciae05ba09f05d45,
  title = {Artesian waters in the vicinity of the Black Hills, South Dakota},
  author = {Nelson Horatio Darton},
  year = {1918},
  doi = {10.3133/wsp428},
  url = {https://pubs.usgs.gov/publication/wsp428},
  note = {Source identifier: wsp428}
}