@misc{indiciaeffa58c11ad16,
  title = {Distribution and abundance of detectable gold, arsenic, bismuth, and antimony in the nonmagnetic fraction of heavy-mineral concentrates and in the minus-80-mesh fraction from stream sediments, Petersburg area, southeast Alaska},
  author = {John B. Cathrall and G.W. Day and J. D. Hoffman and S.K. McDanal},
  year = {1983},
  doi = {10.3133/ofr83420k},
  url = {https://pubs.usgs.gov/publication/ofr83420K},
  note = {Source identifier: ofr83420K}
}