@misc{indiciae93c8bb3e6c57,
  title = {Maryland},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1999},
  doi = {10.3133/fs02199},
  url = {https://pubs.usgs.gov/publication/fs02199},
  note = {Source identifier: fs02199}
}