@misc{indiciaef461de904f8b,
  title = {Geologic reconnaissance of the Al Qunfidhah area, Tihamat Ash Sham quadrangle, Kingdom of Saudi Arabia},
  author = {Robert L. Earhart},
  year = {1969},
  doi = {10.3133/ofr6982},
  url = {https://pubs.usgs.gov/publication/ofr6982},
  note = {Source identifier: ofr6982}
}