@misc{indiciae06260b90daa4,
  title = {Evidence for prosauropod dinosaur gastroliths in the Bull Run Formation (Upper Triassic, Norian) of Virginia},
  author = {Robert E. Weems and Michelle J. Culp and Oliver Wings},
  year = {2007},
  doi = {10.1080/10420940601050030},
  url = {https://pubs.usgs.gov/publication/70030033},
  note = {Source identifier: 70030033}
}