@article{Bongaarts2017,
author = {Bongaarts, J. },
title= {The effect of contraception on fertility: Is sub-Saharan Africa different?},
year = {2017},
doi = {10.4054/DemRes.2017.37.6},
journal = {Demographic Research },
volume = {37},
number = {6},
pages = {129--146},
}