@misc{indiciaeb7cc08e77e87,
  title = {Lithologic description of a sediment core from Butte Valley, Siskiyou County, California},
  author = {David P. Adam and Hugh J. Rieck and M.L. McGann and K.H. Schiller and A.M. Sarna-Wojcicki and A.P. Roberts},
  year = {1994},
  doi = {10.3133/ofr94593},
  url = {https://pubs.usgs.gov/publication/ofr94593},
  note = {Source identifier: ofr94593}
}