TY  - CONF
ID  - R.1991b
T1  - On a Tool for Reasoning with Mass Distributions
A1  - Kruse, Rudolf
A1  - Schwecke, E.
A1  - Klawonn, Frank
TI  - Proc. 12. Joint Conference on Artificial Intelligence
Y1  - 1991
AD  - Sydney
ER  -