@misc{indiciae3ed3b4a3f9cc,
  title = {Status of the Belding's savannah sparrow (Ammodramus sandwichensis beldingi) at the Tijuana Estuary, 1990},
  author = {B.E. Kus},
  year = {1990},
  url = {https://pubs.usgs.gov/publication/96380},
  note = {Source identifier: 96380}
}