@misc{indiciaea4c084d8efe1,
  title = {Geology of the Arabian Peninsula; southwestern Iraq},
  author = {K. M. Al Naqib},
  year = {1967},
  doi = {10.3133/pp560g},
  url = {https://pubs.usgs.gov/publication/pp560G},
  note = {Source identifier: pp560G}
}