@article{De Jong Gierveld2002,
author = {De Jong Gierveld, J. and De Valk, H. and Blommesteijn, M.},
title= {Living Arrangements of Older Persons and Family Support in More Developed Countries},
year = {2002},
journal = {Population Bulletin of the United Nations},
volume = {42-43},
pages = {193--217},
}