%0 Journal Article %A Chien, Tran Quoc %T Medium distances of probability-fuzzy points and an application to linear programming %J Kybernetika %D 1989 %P 494-504 %V 25 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1989__25_6_a6/ %G en %F KYB_1989__25_6_a6