@misc{indiciae1d779c4af99e,
  title = {Progress report on sampling of leached zone materials of Florida for mineralogic and metallurgical study},
  author = {Z. S. Altschuler},
  year = {1952},
  doi = {10.3133/tem478},
  url = {https://pubs.usgs.gov/publication/tem478},
  note = {Source identifier: tem478}
}