@article{4fd51b7fa19e4a39a054fc2cef3cabc9,
title = "Formal and informal volunteer activity and spousal caregiving among older adults",
keywords = "Informal helping, Role theory, Spousal caregiving, Volunteer activity",
author = "Choi, \{Namkee G.\} and Burr, \{Jeffrey A.\} and Mutchler, \{Jan E.\} and Caro, \{Francis G.\}",
year = "2007",
month = mar,
doi = "10.1177/0164027506296759",
language = "English",
volume = "29",
pages = "99--124",
journal = "Research on Aging",
issn = "0164-0275",
publisher = "SAGE Publications Inc.",
number = "2",
}