@misc{indiciae92335d9aebb3,
  title = {Geographic map of the Darb Zubaydah quadrangle, Kingdom of Saudi Arabia},
  author = {Richard A. Bramkamp and Leon F. Ramirez},
  year = {1960},
  doi = {10.3133/i202b},
  url = {https://pubs.usgs.gov/publication/i202B},
  note = {Source identifier: i202B}
}