@article{5bab5bd08ba4402a98ce7e3237133638,
title = "Productive activity clusters among middle-aged and older adults: Intersecting forms and time commitments",
author = "Burr, \{Jeffrey A.\} and Mutchler, \{Jan E.\} and Caro, \{Francis G.\}",
year = "2007",
month = jul,
doi = "10.1093/geronb/62.4.S267",
language = "English",
volume = "62",
pages = "S267--S275",
journal = "Journals of Gerontology - Series B Psychological Sciences and Social Sciences",
issn = "1079-5014",
publisher = "Gerontological Society of America",
number = "4",
}