TY  - JOUR
A1  - Lutz, Wolfgang
A1  - Sanderson, Warren
A1  - Scherbov, Sergei
T1  - Doubling of world population unlikely
Y1  - 1997
DO  - 10.1038/42935
JF  - Nature
VL  - 387
SP  - 803
EP  - -805

ER  -