@misc{indiciaea96b5f1f1b05,
  title = {Population density and reproductive efficiency.},
  author = {J J Christian},
  year = {1971},
  doi = {10.1093/biolreprod/4.3.248},
  url = {https://pubmed.ncbi.nlm.nih.gov/4329718/},
  note = {Source identifier: 4329718}
}