@misc{indiciaea8bcaf59c9b9,
  title = {World population problems: an overview.},
  author = {M Potts},
  year = {1989},
  doi = {10.1097/00003081-198906000-00018},
  url = {https://pubmed.ncbi.nlm.nih.gov/2743646/},
  note = {Source identifier: 2743646}
}