@misc{indiciae19a7f2e1a2fb,
  title = {Distribution and abundance of the southwestern willow flycatcher at selected southern California sites in 2001},
  author = {J. Rourke and B. Kus and M. Whitfield},
  year = {2004},
  url = {https://pubs.usgs.gov/publication/96759},
  note = {Source identifier: 96759}
}