%0 Journal Article %A Mareš, Milan %A Mesiar, Radko %T Dual meaning of verbal quantities %J Kybernetika %D 2002 %P 709-716 %V 38 %N 6 %U http://geodesic.mathdoc.fr/item/KYB_2002_38_6_a2/ %G en %F KYB_2002_38_6_a2