@misc{indiciae8cdde052e5c5,
  title = {Water-quality and amphibian population data for Maryland, Washington, D.C., and Virginia, 2001-2004},
  author = {K.C. Rice and R.E. Jung},
  year = {2004},
  url = {https://pubs.usgs.gov/publication/5200289},
  note = {Source identifier: 5200289}
}