@article{Nitsche2018,
author = {Nitsche, N. and Matysiak, A. and Van Bavel, J. and Vignoli, D.},
title= {Partners’ educational pairings and fertility across Europe},
year = {2018},
doi = {10.1007/s13524-018-0681-8},
volume = {55},
number = {4},
pages = {1195--1232},
}