@misc{indiciae30d37fd167bc,
  title = {Phosphate deposits in the Jawf-Sakakah basin, Kingdom of Saudi Arabia, Part II: Thaniyat Turayf and Quraymiz},
  author = {James W. Mytton},
  year = {1967},
  doi = {10.3133/ofr67168},
  url = {https://pubs.usgs.gov/publication/ofr67168},
  note = {Source identifier: ofr67168}
}