@misc{indiciaeb23b5ebfc0dc,
  title = {Contaminants in greater snow geese and their eggs},
  author = {J. R. Longcore and J.D. Heyland and A. Reed and P. Laporte},
  year = {1983},
  doi = {10.2307/3808170},
  url = {https://pubs.usgs.gov/publication/5221842},
  note = {Source identifier: 5221842}
}