@misc{indiciae3b1c09178adf,
  title = {Removal and repopulation of breeding birds in a spruce-fir forest community},
  author = {R. E. Stewart and J.W. Aldrich},
  year = {1951},
  doi = {10.2307/4080843},
  url = {https://pubs.usgs.gov/publication/5220119},
  note = {Source identifier: 5220119}
}