@misc{indiciaee40ee45cb959,
  title = {Water-quality and amphibian population data for Maryland, Washington, D.C., and Virginia, 2001-2004},
  author = {Karen C. Rice and Robin E. Jung},
  year = {2004},
  doi = {10.3133/ofr20041401},
  url = {https://pubs.usgs.gov/publication/ofr20041401},
  note = {Source identifier: ofr20041401}
}