@misc{indiciae2ab62ec48168,
  title = {Estimates of the abundances of some chemical elements and their reliability},
  author = {Michael Fleischer},
  year = {1955},
  doi = {10.1130/spe62-p145},
  url = {https://pubs.usgs.gov/publication/70216119},
  note = {Source identifier: 70216119}
}