@misc{indiciae05d7699bdabe,
  title = {Regulation of PCBs},
  author = {Thomas J. O'Shea},
  year = {1991},
  doi = {10.1126/science.253.5026.1334-b},
  url = {https://pubs.usgs.gov/publication/70126484},
  note = {Source identifier: 70126484}
}