@misc{indiciae19f5f51f99d0,
  title = {Breeding bird populations of selected grasslands in east central North Dakota -- 1977 - Kentucky blue grass prairie and mixed prairie I-V, VIII},
  author = {Douglas H. Johnson},
  year = {1978},
  url = {https://pubs.usgs.gov/publication/1001175},
  note = {Source identifier: 1001175}
}