@misc{indiciae9aede82f62c5,
  title = {Environmental contaminants in canvasbacks wintering on San Francisco Bay, California},
  author = {A.K. Miles and H. M. Ohlendorf},
  year = {1993},
  url = {https://pubs.usgs.gov/publication/5222771},
  note = {Source identifier: 5222771}
}