@misc{indiciae16e0dc4eec48,
  title = {Assessment of geothermal resources of the United States: 1978},
  author = {L.J. Patrick Muffler},
  year = {1979},
  doi = {10.3133/cir790},
  url = {https://pubs.usgs.gov/publication/cir790},
  note = {Source identifier: cir790}
}