@misc{indiciae5043d73eeceb,
  title = {Pesticides are involved with population declines of amphibians in the California Sierra Nevadas},
  author = {D. W. Sparling and G. Fellers and L. McConnell},
  year = {2001},
  doi = {10.1100/tsw.2001.36},
  url = {https://pubs.usgs.gov/publication/5224596},
  note = {Source identifier: 5224596}
}