@misc{indiciae3bd50d132d5a,
  title = {Nesting ecology of tundra swans on the coastal Yukon-Kuskokwim Delta, Alaska},
  author = {Colleen A. Babcock and A. C. Fowler and Craig R. Ely},
  year = {2002},
  url = {https://pubs.usgs.gov/publication/1013444},
  note = {Source identifier: 1013444}
}