@misc{indiciae2741423dc718,
  title = {Notes on field trips to the At Ta'if-Bilad Zahran area, Saudi Arabia, June 7-August 1, 1964 and August 22-29, 1964},
  author = {Richard Goldsmith and Jameel Kouther},
  year = {1972},
  doi = {10.3133/ofr72133},
  url = {https://pubs.usgs.gov/publication/ofr72133},
  note = {Source identifier: ofr72133}
}