@misc{indiciaefd178fd43260,
  title = {Geologic Map of the Katmai Volcanic Cluster, Katmai National Park, Alaska},
  author = {Wes Hildreth and Judy Fierstein},
  year = {2002},
  doi = {10.3133/i2778},
  url = {https://pubs.usgs.gov/publication/i2778},
  note = {Source identifier: i2778}
}