@misc{indiciae39129ed74a48,
  title = {Evolving subduction zones in the western United States, as interpreted from igneous rocks},
  author = {P. W. Lipman and H.J. Prostka and R.L. Christiansen},
  year = {1971},
  doi = {10.1126/science.174.4011.821},
  url = {https://pubs.usgs.gov/publication/70010348},
  note = {Source identifier: 70010348}
}