@misc{indiciaea540ea81d101,
  title = {Map of water table in Graham County, northwestern Kansas, March 1979},
  author = {Joseph M. Spinazola},
  year = {1981},
  doi = {10.3133/ofr81333},
  url = {https://pubs.usgs.gov/publication/ofr81333},
  note = {Source identifier: ofr81333}
}