@article{Drew2007,
author = {Drew, L.M. and Silverstein, M.},
title= {Grandparents’ psychological well-being after loss of contact with their grandchildren},
year = {2007},
doi = {10.1037/0893-3200.21.3.372},
journal = {Journal of Family Psychology},
volume = {21},
number = {3},
pages = {372--379},
}