@misc{indiciae7ac318e2eab1,
  title = {A cable-chain device for locating duck nests},
  author = {Kenneth F. Higgins and Leo M. Kirsch and I.J. Ball},
  year = {1969},
  doi = {10.2307/3799339},
  url = {https://pubs.usgs.gov/publication/1001496},
  note = {Source identifier: 1001496}
}