%0 Journal Article %A I. Bárány %A Zoltán Füredi %T Computing the Volume is Difficult. %J Discrete & computational geometry %D 1987 %P 319-326 %V 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DCG_1987__2_131025/ %F DCG_1987__2_131025