@misc{indiciae951f5ee87f7b,
  title = {Breeding bird census, 1991: 16. Mature beech-maple-oak bottomland forest},
  author = {C.S. Robbins},
  year = {1992},
  url = {https://pubs.usgs.gov/publication/5222726},
  note = {Source identifier: 5222726}
}