@article{Verdery2017,
author = {Verdery, A.M. and Margolis, R.},
title= {Projections of white and black older adults without living kin in the United States, 2015 to 2060},
year = {2017},
doi = {10.1073/pnas.1710341114},
volume = {114},
number = {42},
pages = {11109--11114},
}