@misc{indiciae562ccfaf3872,
  title = {Geology of the Rainier Mesa-Aqueduct Mesa tunnel areas—U12n tunnel},
  author = {D. L. Hoover and J. E. Magner},
  year = {1990},
  doi = {10.3133/ofr90623},
  url = {https://pubs.usgs.gov/publication/ofr90623},
  note = {Source identifier: ofr90623}
}