@misc{indiciae2c37e30ebe17,
  title = {Uppermost Oligocene and lowermost Miocene ash-flow tuffs of western Nevada},
  author = {Paul Thornton Robinson and John Harris Stewart},
  year = {1984},
  doi = {10.3133/b1557},
  url = {https://pubs.usgs.gov/publication/b1557},
  note = {Source identifier: b1557}
}