@misc{indiciaeec57cd3ba7a6,
  title = {Map showing percent change in saturated thickness of unconsolidated aquifer, 1950-76, west-central Kansas},
  author = {Edwin D. Gutentag},
  year = {1976},
  doi = {10.3133/ofr76457},
  url = {https://pubs.usgs.gov/publication/ofr76457},
  note = {Source identifier: ofr76457}
}