@article{Frejka2008,
author = {Frejka, T. and Sobotka, T. and Hoem, J.  and Toulemon, L.},
title= {Childbearing Trends and Policies in Europe},
year = {2008},
URL = {http://www.demographic-research.org/special/7/},
journal = {Demographic Research },
volume = {Special Collection 7},
}