@misc{indiciae799894dd334c,
  title = {Geophysical exploration in the southern Hijaz, Saudi Arabia},
  author = {Willard E. Davis and Ronald V. Allen},
  year = {1970},
  doi = {10.3133/ofr7096},
  url = {https://pubs.usgs.gov/publication/ofr7096},
  note = {Source identifier: ofr7096}
}