@misc{indiciaef03fbef687cd,
  title = {Geology of Samrah and vicinity, Kingdom of Saudi Arabia},
  author = {P. K. Theobald},
  year = {1970},
  doi = {10.3133/ofr70321},
  url = {https://pubs.usgs.gov/publication/ofr70321},
  note = {Source identifier: ofr70321}
}