@misc{indiciaea0147e7a9921,
  title = {Migration strategies of Swan Geese Anser cygnoides from northeast Mongolia},
  author = {Nyambayar Batbayar and John Y. Takekawa and Scott H. Newman and Diann J. Prosser and Tseveenmyadag Natsagdorj and Xiangming Xiao},
  year = {2011},
  url = {https://pubs.usgs.gov/publication/70007127},
  note = {Source identifier: 70007127}
}