@misc{indiciaeb3e8d5b6847c,
  title = {Pesticide and PCB of common eider, herring gull, and great black-backed gull eggs},
  author = {Robert C. Szaro and N. C. Coon and E. Kolbe},
  year = {1979},
  doi = {10.1007/bf02026961},
  url = {https://pubs.usgs.gov/publication/5221455},
  note = {Source identifier: 5221455}
}