@misc{indiciae06e8ca4c3b7d,
  title = {An introduction to the geochemistry of gadolinium},
  author = {Michael Fleischer},
  year = {1950},
  doi = {10.3133/tei128},
  url = {https://pubs.usgs.gov/publication/tei128},
  note = {Source identifier: tei128}
}