%0 Journal Article %A Masayoshi Miyanishi %T On Affine-Ruled Irrational Surfaces. %J Inventiones mathematicae %D 1982 %P 27-44 %V 70 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1982__70_142967/ %F IM_1982__70_142967