@misc{indiciaeebca738e591f,
  title = {Rapid separation of polychlorinated biphenyls from DDT and its analogues on silica gel},
  author = {Diane Snyder and Robert E. Reinert},
  year = {1971},
  doi = {10.1007/bf01684357},
  url = {https://pubs.usgs.gov/publication/70171175},
  note = {Source identifier: 70171175}
}