@misc{indiciae87e1a87b41ac,
  title = {Petrography of igneous rocks from Amlia Island, Aleutian island arc, Alaska},
  author = {W.B. Friesen},
  year = {1982},
  doi = {10.3133/ofr82302},
  url = {https://pubs.usgs.gov/publication/ofr82302},
  note = {Source identifier: ofr82302}
}