@misc{indiciae2fdfb7902027,
  title = {Quaternary geologic map of the Florida Keys 4° x 6° quadrangle, United States},
  author = {Michael S. Knapp and David L. Weide and Gerald Martin Richmond and David S. Fullerton},
  year = {1986},
  doi = {10.3133/i1420(ng17)},
  url = {https://pubs.usgs.gov/publication/i1420(NG17)},
  note = {Source identifier: i1420(NG17)}
}