%0 Journal Article %A B. V. Karpov %T Semistable sheaves on a two-dimensional quadric, and Kronecker modules %J Izvestiya. Mathematics %D 1993 %P 33-66 %V 40 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1993_40_1_a1/ %G en %F IM2_1993_40_1_a1