@misc{indiciae97f4d9b8f749,
  title = {New challenges for demography.},
  author = {J C Caldwell},
  year = {1994},
  doi = {10.1007/bf03029422},
  url = {https://pubmed.ncbi.nlm.nih.gov/12288190/},
  note = {Source identifier: 12288190}
}