@misc{indiciae2fc71999ff12,
  title = {Petrography of Iwo Jima},
  author = {G. A. Macdonald},
  year = {1948},
  doi = {10.1130/0016-7606(1948)59[1009:poij]2.0.co;2},
  url = {https://pubs.usgs.gov/publication/70215688},
  note = {Source identifier: 70215688}
}