@misc{indiciae0e9c7be520a9,
  title = {Factors affecting occurrence and distribution of selected contaminants in ground water from selected areas in the Piedmont Aquifer System, Eastern United States, 1993-2003},
  author = {Bruce D. Lindsey and W. Fred Falls and Matthew J. Ferrari and Tammy M. Zimmerman and Douglas A. Harned and Eric M. Sadorf and Melinda J. Chapman},
  year = {2006},
  doi = {10.3133/sir20065104},
  url = {https://pubs.usgs.gov/publication/sir20065104},
  note = {Source identifier: sir20065104}
}