@misc{indiciae13df5f9e6e8e,
  title = {Analysis of ground-water flow in the Madison aquifer using fluorescent dyes injected in Spring Creek and Rapid Creek near Rapid City, South Dakota, 2003-04},
  author = {Larry D. Putnam and Andrew J. Long},
  year = {2007},
  doi = {10.3133/sir20075137},
  url = {https://pubs.usgs.gov/publication/sir20075137},
  note = {Source identifier: sir20075137}
}