@misc{indiciae8cbd6bc4036a,
  title = {Organochlorine and heavy metal residues in black duck eggs from the Atlantic Flyway, 1978},
  author = {S. D. Haseltine and B.M. Mulhern and C. Stafford},
  year = {1980},
  url = {https://pubs.usgs.gov/publication/5221596},
  note = {Source identifier: 5221596}
}