@misc{indiciae0bf0d7ecbf90,
  title = {Allowable take of a population of red-winged blackbirds in the northern Great Plains},
  author = {Michael C. Runge and John R. Sauer},
  year = {2017},
  url = {https://pubs.usgs.gov/publication/70189582},
  note = {Source identifier: 70189582}
}