@misc{indiciae8c0300cf308a,
  title = {Petroleum: Effects on mallard egg hatchability},
  author = {Robert C. Szaro and P.H. Albers and N. C. Coon},
  year = {1978},
  doi = {10.2307/3800277},
  url = {https://pubs.usgs.gov/publication/5221420},
  note = {Source identifier: 5221420}
}