@misc{indiciae0787f9e44e82,
  title = {Water resources data for Virginia},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1964},
  doi = {10.3133/878},
  url = {https://pubs.usgs.gov/publication/878},
  note = {Source identifier: 878}
}