@misc{indiciaecd959a24afa7,
  title = {Land use and land cover and associated maps for Helena, Arkansas; Mississippi; Tennessee},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1986},
  doi = {10.3133/ofr8614},
  url = {https://pubs.usgs.gov/publication/ofr8614},
  note = {Source identifier: ofr8614}
}