@misc{indiciaee83132cfd976,
  title = {Lithium in flint clay, bauxite, related high-alumina materials and sedimentary rocks in the United States: a preliminary survey},
  author = {Harry Allison Tourtelot and Elizabeth F. Brenner-Tourtelot},
  year = {1977},
  doi = {10.3133/ofr77786},
  url = {https://pubs.usgs.gov/publication/ofr77786},
  note = {Source identifier: ofr77786}
}