TY  - JOUR
A1  - Schmertmann, C.P. 
T1  - Immigrants’ ages and the structure of stationary populations with below-replacement fertility
Y1  - 1992
DO  - 10.2307/2061854
JF  - Demography
VL  - 29
IS  - 4
SP  - 595
EP  - -612

ER  -