%0 Journal Article %A Stefan Geiss %T Grothendieck Numbers and Volume Ratios of Operators on Banach Spaces. %J Forum mathematicum %D 1990 %P 323-340 %V 2 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FORUM_1990__2_3_141647/ %F FORUM_1990__2_3_141647