@misc{indiciae6824f6ccc9b0,
  title = {Conservation of grassland birds in the western hemisphere},
  author = {P.D. Vickery and P.L. Tubaro and J.M. Cardoso da Silva and B. Peterjohn and J.R. Herkert and R.B. Cavalcanti},
  year = {1999},
  url = {https://pubs.usgs.gov/publication/5210985},
  note = {Source identifier: 5210985}
}