@article{Wong2009,
author = {Wong, Yang-Sheng and Verbrugge, LoisM},
title= {Living Alone: Elderly Chinese Singaporeans},
year = {2009},
doi = {10.1007/s10823-008-9081-7},
journal = {Journal of Cross-Cultural Gerontology},
volume = {24},
number = {3},
pages = {209--224},
}