@misc{indiciae8eb9aa0dd29c,
  title = {Geologic map of the Molalla-Salem Slope area, Oregon},
  author = {E. R. Hampton},
  year = {1966},
  doi = {10.3133/ofr6656},
  url = {https://pubs.usgs.gov/publication/ofr6656},
  note = {Source identifier: ofr6656}
}