@misc{indiciae639619e636cf,
  title = {Overview for geologic field-trip guides to Mount Mazama, Crater Lake Caldera, and Newberry Volcano, Oregon},
  author = {Charles R. Bacon and Julie M. Donnelly-Nolan and Robert A. Jensen and Heather M. Wright},
  year = {2017},
  doi = {10.3133/sir20175022j},
  url = {https://pubs.usgs.gov/publication/sir20175022J},
  note = {Source identifier: sir20175022J}
}