@misc{indiciae7ff0612882fb,
  title = {Case study for delineating a contributing area to a water-supply well in a fractured crystalline-bedrock aquifer, Stewartstown, Pennsylvania},
  author = {Gary J. Barton and Dennis W. Risser and Daniel G. Galeone and Randall W. Conger},
  year = {1999},
  doi = {10.3133/wri994047},
  url = {https://pubs.usgs.gov/publication/wri994047},
  note = {Source identifier: wri994047}
}