@misc{indiciaefac8d0957a5f,
  title = {Are fertilizers and pesticides in the ground water? A case study of the Delmarva Peninsula, Delaware, Maryland, and Virginia},
  author = {Pixie A. Hamilton and Robert J. Shedlock},
  year = {1992},
  doi = {10.3133/cir1080},
  url = {https://pubs.usgs.gov/publication/cir1080},
  note = {Source identifier: cir1080}
}