@misc{indiciaed103647c9e65,
  title = {Distribution and breeding status of the least Bell's vireo at the San Diego River, San Diego County, California, 1990-1991},
  author = {B.E. Kus},
  year = {1992},
  url = {https://pubs.usgs.gov/publication/96603},
  note = {Source identifier: 96603}
}