@misc{indiciaeeee02ef983a4,
  title = {An ignimbrite caldera from the bottom up: Exhumed floor and fill of the resurgent Bonanza caldera, Southern Rocky Mountain volcanic field, Colorado},
  author = {Peter W. Lipman and Matthew J. Zimmerer and William C. McIntosh},
  year = {2015},
  doi = {10.1130/ges01184.1},
  url = {https://pubs.usgs.gov/publication/70187035},
  note = {Source identifier: 70187035}
}