@misc{indiciaefb9132779568,
  title = {Campground talk and slide show on volcanoes for Chiricahua National Monument},
  author = {J.S. Pallister and E. A. Du Bray},
  year = {1994},
  doi = {10.3133/ofr94232},
  url = {https://pubs.usgs.gov/publication/ofr94232},
  note = {Source identifier: ofr94232}
}