@misc{indiciaecca2c6101203,
  title = {Geologic map of the Simcoe Mountains Volcanic Field, main central segment, Yakama Nation, Washington},
  author = {Wes Hildreth and Judy Fierstein},
  year = {2015},
  doi = {10.3133/sim3315},
  url = {https://pubs.usgs.gov/publication/sim3315},
  note = {Source identifier: sim3315}
}