@misc{indiciae1b114918921a,
  title = {Hydrogeologic data for the Dakota aquifer system in Nebraska},
  author = {M. J. Ellis},
  year = {1986},
  doi = {10.3133/ofr86526},
  url = {https://pubs.usgs.gov/publication/ofr86526},
  note = {Source identifier: ofr86526}
}