TY - JOUR A1 - Lutz, W. A1 - Scherbov, S. T1 - An expert-based framework for probabilistic national population projections: The example of Austria Y1 - 1998 DO - 10.1023/A:1006040321755 JF - European Journal of Population VL - 14 IS - 1 SP - 1 EP - -17 ER -