@article{Bongaarts2013,
author = {Bongaarts, J. and Casterline, J.},
title= {Fertility transition: Is sub-Saharan Africa different?},
year = {2013},
doi = {10.1111/j.1728-4457.2013.00557.x},
journal = {Population and Development Review},
volume = {38},
number = {s1},
pages = {153--168},
}