TY  - CHAP
A1  - Uhlenberg, P. 
T1  - Demographic change and kin relationships in later life
Y1  - 1993
A3  - Maddox, G.L. 
A3  - Powell Lawton, M. 
T2  - Annual Review of Gerontology and Geriatrics
CY  - New York
PB  - Springer

ER  -