TY  - JOUR
A1  - Büttner, T.
A1  - Lutz, W.
T1  - Estimating fertility responses to policy measures in the German Democratic Republic
Y1  - 1990
DO  - 10.2307/1972835
JF  - Population and Development Review
VL  - 16
IS  - 3
SP  - 539
EP  - -555

ER  -