@misc{indiciaee1a97f054d18,
  title = {Hydrologic maps of Ogallala Aquifer, west-central Kansas, 1979-81},
  author = {Joseph M. Spinazola},
  year = {1982},
  doi = {10.3133/ofr82258},
  url = {https://pubs.usgs.gov/publication/ofr82258},
  note = {Source identifier: ofr82258}
}