@misc{indiciaee95231cb1625,
  title = {Overpopulation in developed societies.},
  author = {P W Gifford},
  year = {1973},
  doi = {10.1016/s0300-595x(73)80015-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/4544242/},
  note = {Source identifier: 4544242}
}