@misc{indiciaee13ee5dc0498,
  title = {Geochemistry of the Madison and Minnelusa aquifers in the Black Hills area, South Dakota},
  author = {Cheryl A. Naus and Daniel G. Driscoll and Janet M. Carter},
  year = {2001},
  doi = {10.3133/wri014129},
  url = {https://pubs.usgs.gov/publication/wri014129},
  note = {Source identifier: wri014129}
}