@misc{indiciaeced4b63ac9b7,
  title = {Hydrology of area 29, Eastern Region, Interior Coal Province, Illinois},
  author = {K. K. Fitzgerald and C.A. Peters and E.E. Zuehls},
  year = {1982},
  doi = {10.3133/ofr82858},
  url = {https://pubs.usgs.gov/publication/ofr82858},
  note = {Source identifier: ofr82858}
}