@article{Bühler2008,
author = {Bühler, C.},
title= {On the structural value of children and its implication on intended fertility in Bulgaria},
year = {2008},
doi = {10.4054/DemRes.2008.18.20},
journal = {Demographic Research},
volume = {18},
number = {20},
pages = {569--610},
}