@misc{indiciaedf2ce9fac6e5,
  title = {Mineral investigations between Khamis Mushayt and Bi'r Idimah, Saudi Arabia},
  author = {William C. Overstreet and U.S. Geological Survey Saudi Arabian Project},
  year = {1968},
  doi = {10.3133/ofr68208},
  url = {https://pubs.usgs.gov/publication/ofr68208},
  note = {Source identifier: ofr68208}
}