@misc{indiciae42f3edaf0f68,
  title = {Reconnaissance geologic map of the Lookout Mountain quadrangle, Crook and Wheeler Counties, Oregon},
  author = {C.M. Swinney and A. C. Waters and C. P. Miller},
  year = {1968},
  doi = {10.3133/i543},
  url = {https://pubs.usgs.gov/publication/i543},
  note = {Source identifier: i543}
}