@misc{indiciaec09e768ac04a,
  title = {Estimating population change from count data: Application to the North American Breeding Bird Survey},
  author = {William A. Link and John R. Sauer},
  year = {1998},
  doi = {10.1890/1051-0761(1998)008[0258:epcfcd]2.0.co;2},
  url = {https://pubs.usgs.gov/publication/5223329},
  note = {Source identifier: 5223329}
}