@misc{indiciae013d95eeef83,
  title = {Recent U.S. Geological Survey Landsat thematic and image maps},
  author = {Alden P. Colvocoresses},
  year = {1983},
  doi = {10.3133/ofr83121},
  url = {https://pubs.usgs.gov/publication/ofr83121},
  note = {Source identifier: ofr83121}
}