@misc{indiciaee11fe4b8dc9a,
  title = {Use of miniroutes and Breeding Bird Survey data to estimate abundance},
  author = {C.S. Robbins and B.A. Dowell},
  year = {1986},
  url = {https://pubs.usgs.gov/publication/5210374},
  note = {Source identifier: 5210374}
}