%0 Journal Article %A J. Eric Brosius %T Rank-2 Vector Bundles on a Ruled Surface. I. %J Mathematische Annalen %D 1983 %P 155-168 %V 265 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1983__265_163818/ %F MAN_1983__265_163818