@misc{indiciae6b55b24a44de,
  title = {Reproductive success and nest attentiveness of mallard ducks fed Aroclor 1254},
  author = {T. W. Custer and G. H. Heinz},
  year = {1980},
  doi = {10.1016/0143-1471(80)90133-6},
  url = {https://pubs.usgs.gov/publication/5221617},
  note = {Source identifier: 5221617}
}