TY  - JOUR
A1  - Campbell, L.D.
A1  - Connidis, I.A.
A1  - Davies, L.
T1  - Sibling ties in later life: A social network analysis
Y1  - 1999
DO  - 10.1177/019251399020001006
VL  - 20
IS  - 1

ER  -