@misc{indiciae49d1b65f7596,
  title = {Geologic Map of the Ariel Quadrangle, Clark and Cowlitz Counties, Washington},
  author = {Russell C. Evarts},
  year = {2004},
  doi = {10.3133/sim2826},
  url = {https://pubs.usgs.gov/publication/sim2826},
  note = {Source identifier: sim2826}
}