@misc{indiciae7666b1ffeffc,
  title = {Summary of pesticide data from streams and wells in the Potomac River Basin, 1993-96},
  author = {Colleen A. Donnelly and Matthew J. Ferrari},
  year = {1998},
  doi = {10.3133/ofr97666},
  url = {https://pubs.usgs.gov/publication/ofr97666},
  note = {Source identifier: ofr97666}
}