Increase in natural fertility during the early stages of modernization: evidence from an African case study, Zaire.

@article{Romaniuk1980IncreaseIN,
  title={Increase in natural fertility during the early stages of modernization: evidence from an African case study, Zaire.},
  author={Andrzej Romaniuk},
  journal={Population studies},
  year={1980},
  volume={34 2},
  pages={293-310}
}