@misc{indiciae8702ecefc4c3,
  title = {Geology and geochemistry of a part of the Abla Formation at Jabal Rumur, Kingdom of Saudi Arabia},
  author = {P. K. Theobald and Charles E. Thompson},
  year = {1972},
  doi = {10.3133/ofr72377},
  url = {https://pubs.usgs.gov/publication/ofr72377},
  note = {Source identifier: ofr72377}
}