@misc{indiciaefdfb165ae1b9,
  title = {Volcanic-rich middle and upper Eocene sedimentary rocks northwest of Rattlesnake Hills, central Wyoming},
  author = {F. B. Van Houten},
  year = {1955},
  doi = {10.3133/pp274a},
  url = {https://pubs.usgs.gov/publication/pp274A},
  note = {Source identifier: pp274A}
}