@article{Eastwood2011,
author = {Eastwood, R.  and Lipton, M. },
title= {Demographic transition in sub-Saharan Africa: How big will the economic dividend be?},
year = {2011},
doi = {10.1080/00324728.2010.547946},
journal = {Population Studies },
volume = {65},
number = {1},
pages = {935},
}