@misc{indiciae4ac14849cccd,
  title = {Landsat image map of the Najran Quadrangle, sheet 17G, Kingdom of Saudi Arabia},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey and Saudi Arabia. Mudīrīyah al-ʻĀmmah lil-Tharwah al-Maʻdinīyah},
  year = {1982},
  doi = {10.3133/ofr82215},
  url = {https://pubs.usgs.gov/publication/ofr82215},
  note = {Source identifier: ofr82215}
}