@misc{indiciaed0d4281e5178,
  title = {Rock geochemistry in the Mahd adh Dhahab district, Kingdom of Saudi Arabia},
  author = {R. G. Worl and J. L. Doebrich and M. S. Allen and A.M. Afifi and R.J. Ebens},
  year = {1987},
  doi = {10.3133/ofr87178},
  url = {https://pubs.usgs.gov/publication/ofr87178},
  note = {Source identifier: ofr87178}
}