@misc{indiciaed3544ebe2b93,
  title = {Gold recycling in the United States in 1998},
  author = {Earle B. Amey},
  year = {2001},
  doi = {10.3133/cir1196a},
  url = {https://pubs.usgs.gov/publication/cir1196A},
  note = {Source identifier: cir1196A}
}