@misc{indiciaea554d2cdb8de,
  title = {Ground water in Gray County, southwestern Kansas},
  author = {Harold E. McGovern and W.A. Long},
  year = {1974},
  doi = {10.3133/ha517},
  url = {https://pubs.usgs.gov/publication/ha517},
  note = {Source identifier: ha517}
}