@misc{indiciae9d0d1ab713e2,
  title = {Evaluation of the Umm Al Khabath copper prospect, Jabal Ibrahim quadrangle, sheet 20/41C, Kingdom of Saudi Arabia},
  author = {Ronald G. Worl and Vincent J. Flanigan and Habib M. Merghelani},
  year = {1976},
  doi = {10.3133/ofr78521},
  url = {https://pubs.usgs.gov/publication/ofr78521},
  note = {Source identifier: ofr78521}
}