@misc{indiciaee729ce00d42c,
  title = {Statistical problems arising from surveys of rare and endangered forest birds},
  author = {F. L. Ramsey and J. M. Scott and R.T. Clark},
  year = {1979},
  url = {https://pubs.usgs.gov/publication/5221078},
  note = {Source identifier: 5221078}
}