@misc{indiciae0862226121fa,
  title = {A test of the variable circular-plot method where exact density of a bird population was known},
  author = {Jay T. Nelson and Steven G. Fancy},
  year = {1999},
  doi = {10.1071/pc990139},
  url = {https://pubs.usgs.gov/publication/70179249},
  note = {Source identifier: 70179249}
}