%0 Journal Article %A Jankowska, B. M. %T How to secure a high quality knowledge base in a rule-based system with uncertainty? %J International Journal of Applied Mathematics and Computer Science %D 2006 %P 251-262 %V 16 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IJAMCS_2006_16_2_a9/ %G en %F IJAMCS_2006_16_2_a9