@article{Van Bavel2013,
author = {Van Bavel, J. and Nitsche, N.},
title= {‘The proper age for parenthood’ and second birth rates in Europe},
year = {2013},
doi = {10.1093/esr/jct003},
journal = {European Sociological Review},
volume = {29},
number = {6},
pages = {1149--1161},
}