@misc{indiciae20851804339c,
  title = {Simple, specific analysis of organophosphorus and carbamate pesticides in sediments using column extraction and gas chromatography},
  author = {A. A. Belisle and D. M. Swineford},
  year = {1988},
  doi = {10.1002/etc.5620070908},
  url = {https://pubs.usgs.gov/publication/5220740},
  note = {Source identifier: 5220740}
}