@misc{indiciae86d6ef86d38a,
  title = {Classification of wetlands of the United States},
  author = {A. C. Martin and N. Hotchkiss and F.M. Uhler and W.S. Bourn},
  year = {1953},
  url = {https://pubs.usgs.gov/publication/5230048},
  note = {Source identifier: 5230048}
}