@misc{indiciaeab05f8c329a0,
  title = {Tabulation of geochemical data furnished by 109 laboratories for six geochemical exploration reference samples},
  author = {Glenn H. Allcott and Hubert William Lakin},
  year = {1978},
  doi = {10.3133/ofr78163},
  url = {https://pubs.usgs.gov/publication/ofr78163},
  note = {Source identifier: ofr78163}
}