@misc{indiciae94820ef0300d,
  title = {Availability and quality of ground water in the Piedmont Province of Virginia},
  author = {John Duane Powell and Joseph M. Abe},
  year = {1985},
  doi = {10.3133/wri854235},
  url = {https://pubs.usgs.gov/publication/wri854235},
  note = {Source identifier: wri854235}
}