@misc{indiciae60e4f5c29a7c,
  title = {Hydraulic properties of the Madison aquifer system in the western Rapid City area, South Dakota},
  author = {Earl A. Greene},
  year = {1993},
  doi = {10.3133/wri934008},
  url = {https://pubs.usgs.gov/publication/wri934008},
  note = {Source identifier: wri934008}
}