@article{Mueller2003,
author = {Mueller, M.M. and Elder, G.H.},
title= {Family contingencies across the generations: Grandparent-grandchild relationships in holistic perspective},
year = {2003},
doi = {10.1111/j.1741-3737.2003.00404.x},
volume = {65},
number = {2},
pages = {404--417},
}