@misc{indiciaef9d86f794dba,
  title = {[Population development in the world].},
  author = {H W Jürgens},
  year = {1975},
  doi = {10.1007/bf00668956},
  url = {https://pubmed.ncbi.nlm.nih.gov/1243244/},
  note = {Source identifier: 1243244}
}