@misc{indiciae3d0ef1de728b,
  title = {Geology of the Sheridan and McMinnville quadrangles, Oregon},
  author = {Ewart Merlin Baldwin and R.D. Brown and J. E. Gair and M. H. Pease},
  year = {1955},
  doi = {10.3133/om155},
  url = {https://pubs.usgs.gov/publication/om155},
  note = {Source identifier: om155}
}