TY  - JOUR
A1  - Plane, D.A.
A1  - Henrie, C.J.
A1  - Perry, M.J. 
T1  - Migration up and down the urban hierarchy and across the life course
Y1  - 2005
DO  - 10.1073/pnas.0507312102
JF  - Proceedings of the National Academy of Sciences of the United States of America
VL  - 102
IS  - 43

ER  -