@misc{indiciaef961cac3350b,
  title = {Upper Cretaceous and Tertiary formations of the western part of the San Juan Basin Colorado and New Mexico. Flora of the Animas formation},
  author = {John B. Reeside and F. H. Knowlton},
  year = {1924},
  doi = {10.3133/pp134},
  url = {https://pubs.usgs.gov/publication/pp134},
  note = {Source identifier: pp134}
}