@misc{indiciae5ccbde679c6a,
  title = {Middle Pliocene paleoenvironmental reconstruction; PRISM2},
  author = {H.J. Dowsett and J.A. Barron and R.Z. Poore and R.S. Thompson and T. M. Cronin and S. E. Ishman and Debra A. Willard},
  year = {1999},
  doi = {10.3133/ofr99535},
  url = {https://pubs.usgs.gov/publication/ofr99535},
  note = {Source identifier: ofr99535}
}