%0 Journal Article %A Zhenbo Qin %T Moduli of simple Rank-2 sheaves on K3-surfaces. %J Manuscripta mathematica %D 1993 %P 253-266 %V 79 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1993__79_1_155840/ %F MM2_1993__79_1_155840