@misc{indiciaefb50d30b9272,
  title = {Bunker C. fuel oil reduces mallard egg hatchability},
  author = {Robert C. Szaro},
  year = {1979},
  doi = {10.1007/bf02027015},
  url = {https://pubs.usgs.gov/publication/5221456},
  note = {Source identifier: 5221456}
}