@misc{indiciae14e594e947fd,
  title = {Some aspects of the breeding biology of the upland sandpiper in North Dakota},
  author = {K.F. Higgins and L.M. Kirsch},
  year = {1975},
  url = {https://pubs.usgs.gov/publication/1001497},
  note = {Source identifier: 1001497}
}