@article{Le Goff2002,
author = {Le Goff, J.M.},
title= {Cohabiting unions in France and West Germany: Transitions to first birth and first marriage},
year = {2002},
doi = {10.4054/DemRes.2002.7.18},
URL = {http://www.demographic-research.org/Volumes/Vol7/18},
journal = {Demographic Research},
volume = {7},
number = {18},
pages = {593--624},
}