@misc{indiciae048e7b62f7ac,
  title = {A review of the role of contaminants in amphibian declines},
  author = {Donald W. Sparling},
  year = {2009},
  doi = {10.1201/9781420032505.ch40},
  url = {https://pubs.usgs.gov/publication/5211205},
  note = {Source identifier: 5211205}
}