@misc{indiciae5562cb7de2ed,
  title = {Reconnaissance geologic map of the east half of the Bend quadrangle, Crook, Wheeler, Jefferson, Wasco and Deschutes Counties, Oregon},
  author = {Donald A. Swanson},
  year = {1968},
  doi = {10.3133/ofr68266},
  url = {https://pubs.usgs.gov/publication/ofr68266},
  note = {Source identifier: ofr68266}
}