@article{Liefbroer2005,
author = {Liefbroer, A.C.},
title= {The impact of perceived costs and rewards of childbearing on entry into parenthood: Evidence from a panel study},
year = {2005},
doi = {10.1007/s10680-005-2610-y},
journal = {European Journal of Population},
volume = {21},
number = {4},
pages = {367--391},
}