@misc{indiciae7d899abc0640,
  title = {Landsat image map of the Unnamed quadrangle, sheet 27D, Kingdom of Saudi Arabia},
  author = {U.S. Geological Survey and Saudi Arabia. Deputy Ministry for Mineral Resources},
  year = {1982},
  doi = {10.3133/ofr277},
  url = {https://pubs.usgs.gov/publication/ofr277},
  note = {Source identifier: ofr277}
}