@article{Fingerman2004,
author = {Fingerman, K.},
title= {The role of offspring and in-laws in grandparents’ ties to their grandchildren.},
year = {2004},
doi = {10.1177/0192513X04265941},
journal = {Journal of Family Issues},
volume = {25},
number = {8},
pages = {1026--1049},
}