@misc{indiciae39ad000a1eb5,
  title = {A records system for a captive crane flock},
  author = {D. H. Ellis and L. Hartman and Scott G. Hereford and J.L. McMillen},
  year = {1991},
  url = {https://pubs.usgs.gov/publication/5210685},
  note = {Source identifier: 5210685}
}