@article{Crimmins1990,
author = {Crimmins, E.M. and Ingegneri, D.G.},
title= {Interaction and living arrangements of older parents and their children past trends, present determinants, future implications},
year = {1990},
doi = {10.1177/0164027590121001},
volume = {12},
number = {1},
pages = {3--35},
}