@misc{indiciaebe58d72bbdf9,
  title = {Preliminary appraisal of ground water in the Franconia area, Virginia},
  author = {Richard H. Johnston and J. D. Larson},
  year = {1976},
  doi = {10.3133/ofr76400},
  url = {https://pubs.usgs.gov/publication/ofr76400},
  note = {Source identifier: ofr76400}
}