TY  - JOUR
A1  - Bongaarts, J.
A1  - Sinding, S.
T1  - Population policy in transition in the developing world
Y1  - 2011
DO  - 10.1126/science.1207558
JF  - Science 
VL  - 333
IS  - 6042
SP  - 574
EP  - -576

ER  -