@misc{indiciae76b00b9700a0,
  title = {Breeding bird populations of selected grasslands in east central North Dakota -- 1976 - Kentucky blue grass prairie and mixed prairie I-V},
  author = {Douglas H. Johnson},
  year = {1977},
  url = {https://pubs.usgs.gov/publication/1001176},
  note = {Source identifier: 1001176}
}