@misc{indiciaea145e3683b40,
  title = {Monitoring of thermal activity in southwestern Yellowstone National Park and vicinity, 1980-1993},
  author = {Irving Friedman and Daniel R. Norton and R. A. Hutchinson},
  year = {1993},
  doi = {10.3133/b2067},
  url = {https://pubs.usgs.gov/publication/b2067},
  note = {Source identifier: b2067}
}