@misc{indiciae024364aba56c,
  title = {Preliminary geologic map of the eastern Willapa Hills, Cowlitz, Lewis, and Wahkiakum Counties, Washington},
  author = {Ray E. Wells and Michael G. Sawlan},
  year = {2014},
  doi = {10.3133/ofr20141063},
  url = {https://pubs.usgs.gov/publication/ofr20141063},
  note = {Source identifier: ofr20141063}
}