@article{Burton1996,
author = {Burton, L.M.},
title= {Age norms, the timing of family role transitions, and intergenerational caregiving among aging African American women},
year = {1996},
doi = {10.1093/geront/36.2.199},
journal = {The Gerontologist},
volume = {36},
number = {2},
pages = {199--208},
}