@misc{indiciaee849f18970bd,
  title = {Pliocene terrestrial environments and data/model comparisons},
  author = {Robert S. Thompson},
  year = {1994},
  doi = {10.3133/ofr9423},
  url = {https://pubs.usgs.gov/publication/ofr9423},
  note = {Source identifier: ofr9423}
}