@misc{indiciaefa50be27e8fa,
  title = {Maps showing geology and geochemical sample localities, Pine Creek (RARE II) area, Harney County, Oregon},
  author = {G. W. Walker},
  year = {1980},
  doi = {10.3133/mf1237},
  url = {https://pubs.usgs.gov/publication/mf1237},
  note = {Source identifier: mf1237}
}