@misc{indiciae142845faa912,
  title = {Mastritherium (Artiodactyla, Anthracotheriidae) from Wadi Sabya, southwestern Saudi Arabia; an earliest Miocene age for continental rift-valley volcanic deposits of the Red Sea margin},
  author = {Gary T. Madden and Dwight Lyman Schmidt and Frank C. Whitmore},
  year = {1983},
  doi = {10.3133/ofr83488},
  url = {https://pubs.usgs.gov/publication/ofr83488},
  note = {Source identifier: ofr83488}
}