TY - BOOK AU - Bouchon-Meunier B ED - International Conference on Uncertainty in Knowledge Based Systems( 3rd : 1990 : Paris ) ED - International Conference on Uncertainty in Knowledge Based Systems 3rd TI - Uncertainty in knowledge based : proceedings U1 - 6.33 PY - 1990/// CY - Berlin PB - Springer Verlag KW - Artificial intelligence KW - Expert systems KW - Knowledge based systems ER -