@misc{indiciae930d642d94f6,
  title = {Reconnaissance geology of the Jabal Dalfa Quadrangle, sheet 21/43 C, Kingdom of Saudi Arabia},
  author = {Robert C. Greene},
  year = {1983},
  doi = {10.3133/ofr83333},
  url = {https://pubs.usgs.gov/publication/ofr83333},
  note = {Source identifier: ofr83333}
}