@misc{indiciae3858b9fe50a8,
  title = {Petrography and petrology of volcanic rocks in the Mount Jefferson area, High Cascade Range, Oregon},
  author = {Robert C. Greene},
  year = {1968},
  doi = {10.3133/b1251g},
  url = {https://pubs.usgs.gov/publication/b1251G},
  note = {Source identifier: b1251G}
}