@misc{indiciae578e45351846,
  title = {Report on allanite occurrence near Hamdtha on Wadi Tathlith. Saudi Arabia},
  author = {Glen F. Brown},
  year = {1968},
  doi = {10.3133/ofr6827},
  url = {https://pubs.usgs.gov/publication/ofr6827},
  note = {Source identifier: ofr6827}
}