%0 Journal Article %A Mareš, Milan %A Mesiar, Radko %T Dual meaning of verbal quantities %J Kybernetika %D 2002 %P [709] %V 38 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_2002__38_6_a2/ %G en %F KYB_2002__38_6_a2