%0 Journal Article %A Zhenbo Qin %T Chamber structures of algebraic surfaces with Kodaira dimension zero and moduli spaces of stable rank two bundles. %J Mathematische Zeitschrift %D 1991 %P 121-136 %V 207 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1991__207_2_174261/ %F MZ_1991__207_2_174261