@article{Rønsen2009,
author = {Rønsen, M. },
title= {Long-term effects of cash for childcare on mothers’ labour supply},
year = {2009},
doi = {10.1111/j.1467-9914.2009.00456.x},
journal = {Labour},
volume = {23},
number = {3},
pages = {507--533},
}