@misc{indiciaec92bc9be8888,
  title = {IGC field trip T312: South cascades arc volcanism, California and southern Oregon},
  author = {L.J. Patrick Muffler and Charles R. Bacon and Robert L. Christiansen and Michael A. Clynne and Julie M. Donnelly-Nolan and Cheryl Miller and David R. Sherrod and J.C. Smith},
  year = {1989},
  doi = {10.1029/ft312p0001},
  url = {https://pubs.usgs.gov/publication/70200574},
  note = {Source identifier: 70200574}
}