@misc{indiciae04654dfdec6c,
  title = {Principal facts for a gravity survey of Breitenbush Known Geothermal Resource area, Oregon},
  author = {Jerry H. Hassemer and Donald L. Peterson},
  year = {1977},
  doi = {10.3133/ofr7767a},
  url = {https://pubs.usgs.gov/publication/ofr7767A},
  note = {Source identifier: ofr7767A}
}