@misc{indiciaed9b463ffa41c,
  title = {Immigration composition and population policy.},
  author = {C B Keely},
  year = {1974},
  doi = {10.1126/science.185.4151.587},
  url = {https://pubmed.ncbi.nlm.nih.gov/4841571/},
  note = {Source identifier: 4841571}
}