@misc{indiciae9372e7efbeea,
  title = {Occurrence of pesticides in five rivers of the Mississippi Embayment Study Unit, 1996-98},
  author = {Richard H. Coupe},
  year = {2000},
  doi = {10.3133/wri994159},
  url = {https://pubs.usgs.gov/publication/wri994159},
  note = {Source identifier: wri994159}
}