@misc{indiciaea90ece203ee4,
  title = {Metamorphism of the Belt series in the Elk River-Clarkia area, Idaho},
  author = {Anna Hietanen},
  year = {1963},
  doi = {10.3133/pp344c},
  url = {https://pubs.usgs.gov/publication/pp344C},
  note = {Source identifier: pp344C}
}