@misc{indiciaeaac26533cfe9,
  title = {Geohydrologic systems in Kansas with emphasis on systems in Upper Cambrian through Lower Cretaceous rocks},
  author = {R. J. Wolf and C. V. Hansen and H.E. McGovern and J. M. Spinazola},
  year = {1990},
  doi = {10.3133/ha722a},
  url = {https://pubs.usgs.gov/publication/ha722A},
  note = {Source identifier: ha722A}
}