@article{De Graaf2007,
author = {De Graaf, P.M. and Fokkema, T.},
title= {Contacts Between Divorced and Non-Divorced Parents and Their Adult Children in the Netherlands: An Investment Perspective},
year = {2007},
doi = {10.1093/esr/jcl032},
journal = {European Sociological Review},
volume = {23},
number = {2},
pages = {263--277},
}