@misc{indiciae2ca7af1c8872,
  title = {Water resources data: Pennsylvania},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1982},
  doi = {10.3133/912},
  url = {https://pubs.usgs.gov/publication/912},
  note = {Source identifier: 912}
}