@misc{indiciae3edb91f49d03,
  title = {The abundance and distribution of the chemical elements in the earth's crust},
  author = {M. Fleischer},
  year = {1954},
  doi = {10.1021/ed031p446},
  url = {https://pubs.usgs.gov/publication/70011026},
  note = {Source identifier: 70011026}
}