@misc{indiciae77cfc77fa064,
  title = {Geology and petrogenesis of the Island Park caldera of rhyolite and basalt, eastern Idaho},
  author = {Warren Hamilton},
  year = {1965},
  doi = {10.3133/pp504c},
  url = {https://pubs.usgs.gov/publication/pp504C},
  note = {Source identifier: pp504C}
}