@misc{indiciaeee83f88d9183,
  title = {Pesticides in ground water in selected agricultural land-use areas and hydrogeologic settings in Pennsylvania, 2003-07},
  author = {Connie A. Loper and Kevin J. Breen and Tammy M. Zimmerman and John W. Clune},
  year = {2009},
  doi = {10.3133/sir20095139},
  url = {https://pubs.usgs.gov/publication/sir20095139},
  note = {Source identifier: sir20095139}
}