@misc{indiciaee4a12bf57b25,
  title = {A model to predict breeding-season productivity for multibrooded songbirds},
  author = {L.A. Powell and M.J. Conroy and D.G. Krementz and J. D. Lang},
  year = {1999},
  doi = {10.2307/4089680},
  url = {https://pubs.usgs.gov/publication/5223839},
  note = {Source identifier: 5223839}
}