@article{Aassve2009,
author = {Aassve, A. and Lappegård, T.},
title= {Childcare cash benefits and fertility timing in Norway},
year = {2009},
doi = {10.1007/s10680-008-9158-6},
journal = {European Journal of Population},
volume = {25},
number = {1},
pages = {67--88},
}