@misc{indiciae4bbbe6d72247,
  title = {A spectrochemical method for the determination of selenium},
  author = {Claude L. Waring and Helen Worthing and Katherine V. Hazel},
  year = {1957},
  doi = {10.3133/tei687},
  url = {https://pubs.usgs.gov/publication/tei687},
  note = {Source identifier: tei687}
}