@misc{indiciaeb3d79bbbe209,
  title = {Metal Prices in the United States through 1998},
  author = {Patricia A. Plunkert and Thomas Stuart Jones},
  year = {1999},
  doi = {10.3133/70005347},
  url = {https://pubs.usgs.gov/publication/70005347},
  note = {Source identifier: 70005347}
}