@article{van Agtmaal-Wobma2008,
author = {van Agtmaal-Wobma, E. and van Huis, M. },
title= {De relatie tussen vruchtbaarheid en opleidingsniveau van de vrouw [The relationship between fertility and educational level of women]},
year = {2008},
journal = {Bevolkingtrends},
volume = {56},
number = {2},
pages = {32--41},
}