@misc{indiciaebeae6e22c4f2,
  title = {A survey of chlorinated pesticide residues in black duck eggs},
  author = {W. L. Reichel and C.E. Addy},
  year = {1968},
  doi = {10.1007/bf01684453},
  url = {https://pubs.usgs.gov/publication/5221268},
  note = {Source identifier: 5221268}
}