@misc{indiciae195cf6946b15,
  title = {Tertiary climates and floristic relationships at high latitudes in the northern hemisphere},
  author = {J. A. Wolfe},
  year = {1980},
  doi = {10.1016/0031-0182(80)90063-2},
  url = {https://pubs.usgs.gov/publication/70012190},
  note = {Source identifier: 70012190}
}