@misc{indiciae7fc21832c809,
  title = {Organochlorine and trace element contamination in wintering and migrating diving ducks in the southern Great Lakes, USA, since the zebra mussel invasion},
  author = {Christine M. Custer and T. W. Custer},
  year = {2000},
  doi = {10.1002/etc.5620191129},
  url = {https://pubs.usgs.gov/publication/1003539},
  note = {Source identifier: 1003539}
}