@misc{indiciae0a4e93a04cae,
  title = {Contributions to commodity geology research},
  author = {DeYoung and Jane Marie Hammarstrom},
  year = {1992},
  doi = {10.3133/b1877},
  url = {https://pubs.usgs.gov/publication/b1877},
  note = {Source identifier: b1877}
}