@misc{indiciae0d4c94f3ac66,
  title = {Characteristic analysis of geochemical exploration data},
  author = {Joseph Moses Botbol and Richard Sinding-Larsen and R.B. McCammon and G. B. Gott},
  year = {1977},
  doi = {10.3133/ofr77349},
  url = {https://pubs.usgs.gov/publication/ofr77349},
  note = {Source identifier: ofr77349}
}