@misc{indiciaea246ddd3a5d2,
  title = {Nationwide residues of organochlorine compounds in wings of adult mallards and black ducks, 1976-77},
  author = {Donald H. White},
  year = {1979},
  url = {https://pubs.usgs.gov/publication/5221453},
  note = {Source identifier: 5221453}
}