@article{van Poppel1999,
author = {van Poppel, F. and Nelissen, J.},
title= {The proper age to marry: Social norms and behavior in nineteenth-century Netherlands},
year = {1999},
doi = {10.1016/S1081-602X(99)80265-6},
volume = {4},
number = {1},
pages = {51--75},
}