%0 Journal Article %A Vejnarová, Jiřina %T On possibilistic marginal problem %J Kybernetika %D 2007 %P 657-674 %V 43 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_2007__43_5_a5/ %G en %F KYB_2007__43_5_a5