TY  - JOUR
A1  - Ruggles, S.
T1  - Reconsidering the Northwest European family system: Living arrangements of the aged in comparative historical perspective
Y1  - 2009
DO  - 10.1111/j.1728-4457.2009.00275.x
JF  - Population and Development Review
VL  - 35
IS  - 2

ER  -