@misc{indiciaef8af903ca671,
  title = {Malthus on population quality.},
  author = {E Cocks},
  year = {1971},
  doi = {10.1080/19485565.1971.9987904},
  url = {https://pubmed.ncbi.nlm.nih.gov/5580590/},
  note = {Source identifier: 5580590}
}