@misc{indiciae9c13ec4693fd,
  title = {Geologic sketch of northwestern Oregon},
  author = {P. D. Snavely and H. C. Wagner and R. W. Bromery},
  year = {1964},
  doi = {10.3133/b1181mn},
  url = {https://pubs.usgs.gov/publication/b1181MN},
  note = {Source identifier: b1181MN}
}