@misc{indiciae968c7471ecef,
  title = {Illustrations of plant microfossils from the Morrison Formation; IV, Plant microfossils from the Salt Wash Member},
  author = {R.H. Tschudy and B.D. Tschudy and S. D. Van Loenen},
  year = {1988},
  doi = {10.3133/ofr88235},
  url = {https://pubs.usgs.gov/publication/ofr88235},
  note = {Source identifier: ofr88235}
}