@misc{indiciae525b31eb5c02,
  title = {Groundwater characterization of the Madison aquifer near Jewel Cave National Monument, South Dakota},
  author = {Joshua F. Valder and Janet M. Carter and Michael E. Wiles and Sierra M. Heimel},
  year = {2019},
  doi = {10.3133/fs20193072},
  url = {https://pubs.usgs.gov/publication/fs20193072},
  note = {Source identifier: fs20193072}
}