@misc{indiciae40c56aa735ee,
  title = {Assessing relative abundance and reproductive success of shrubsteppe raptors},
  author = {Robert N. Lehman and L.B. Carpenter and Karen Steenhof and Michael N. Kochert},
  year = {1998},
  url = {https://pubs.usgs.gov/publication/1015826},
  note = {Source identifier: 1015826}
}