@misc{indiciae7fe709c7e6a3,
  title = {Thirty-ninth breeding bird census. 22. Hickory-oak-ash floodplain forest},
  author = {C.S. Robbins},
  year = {1975},
  url = {https://pubs.usgs.gov/publication/5220879},
  note = {Source identifier: 5220879}
}