@article{Zimmer2009,
author = {Zimmer, Z.},
title= {Household composition among elders in sub-Saharan Africa in the context of HIV/AIDS},
year = {2009},
doi = {10.1111/j.1741-3737.2009.00654.x},
volume = {71},
number = {4},
pages = {1086--1099},
}