@misc{indiciae94059acb884d,
  title = {Geologic map of the Vancouver and Orchards quadrangles and parts of the Portland and Mount Tabor quadrangles, Clark County, Washington, and Multnomah County, Oregon},
  author = {Jim E. O'Connor and Charles M. Cannon and Joseph F. Mangano and Russell C. Evarts},
  year = {2016},
  doi = {10.3133/sim3357},
  url = {https://pubs.usgs.gov/publication/sim3357},
  note = {Source identifier: sim3357}
}