@misc{indiciae1ef49fa774e0,
  title = {Geologic setting of the John Day Country, Grant County, Oregon},
  author = {Thomas P. Thayer},
  year = {1977},
  doi = {10.3133/70039219},
  url = {https://pubs.usgs.gov/publication/70039219},
  note = {Source identifier: 70039219}
}