@article{Birdsall1988,
author = {Birdsall, N.M. and Griffin, C.C.},
title= {Fertility and poverty in developing countries},
year = {1988},
doi = {10.1016/0161-8938(88)90034-8},
journal = {Journal of Policy Modeling},
volume = {10},
number = {1},
pages = {29--55},
}