@misc{indiciae2547b985307b,
  title = {List of principal facts and gravity anomalies for an area between Orovada, Nevada, and Adel, Oregon},
  author = {Donald Plouff},
  year = {1977},
  doi = {10.3133/ofr77683},
  url = {https://pubs.usgs.gov/publication/ofr77683},
  note = {Source identifier: ofr77683}
}