@misc{indiciae0e7265942dd8,
  title = {The timing of wing molt in tundra swans: energetic and non-energetic constraints},
  author = {S.L. Earnst},
  year = {1992},
  doi = {10.2307/1369282},
  url = {https://pubs.usgs.gov/publication/1001183},
  note = {Source identifier: 1001183}
}