@misc{indiciae39c1b4c1efde,
  title = {Overview for geologic field-trip guides to volcanoes of the Cascades Arc in northern California},
  author = {L.J. Patrick Muffler and Julie M. Donnelly-Nolan and Timothy L. Grove and Michael A. Clynne and Robert L. Christiansen and Andrew T. Calvert and Juliet Ryan-Davis},
  year = {2017},
  doi = {10.3133/sir20175022k},
  url = {https://pubs.usgs.gov/publication/sir20175022K},
  note = {Source identifier: sir20175022K}
}