@misc{indiciaeb7d36cd2bf43,
  title = {Water-table, surface-drainage, and engineering soils map of the Millsboro area, Delaware},
  author = {Durward H. Boggess and John K. Adams},
  year = {1965},
  doi = {10.3133/ha121},
  url = {https://pubs.usgs.gov/publication/ha121},
  note = {Source identifier: ha121}
}