TY  - JOUR
A1  - Wu, Z.
A1  - Li, N.
T1  - Immigration and the dependency ratio of a host population
Y1  - 2003
DO  - 10.1080/08898480306715
JF  - Mathematical Population Studies
VL  - 10
IS  - 1
SP  - 21
EP  - -39

ER  -