@misc{indiciaece297654fa65,
  title = {Procedures for quality assurance of polyethylene bottles and nitric acid ampoules for trace metal analyses of water quality samples},
  author = {Linda C. Friedman and Fred E. King and Hanford J. Miller and LeRoy J. Schroder},
  year = {1980},
  doi = {10.3133/ofr80157},
  url = {https://pubs.usgs.gov/publication/ofr80157},
  note = {Source identifier: ofr80157}
}