@misc{indiciaefd7e21990f2b,
  title = {Hydrogeology of, and simulation of ground-water flow in, a mantled carbonate-rock system, Cumberland Valley, Pennsylvania},
  author = {D. C. Chichester},
  year = {1996},
  doi = {10.3133/wri944090},
  url = {https://pubs.usgs.gov/publication/wri944090},
  note = {Source identifier: wri944090}
}