%0 Journal Article %A S. M. Ivashkovich %T A Thullen-type extension theorem for line bundles with $L^2$-bounded curvature %J Doklady Akademii Nauk %D 1988 %P 284-286 %V 303 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1988_303_2_a4/ %G ru %F DAN_1988_303_2_a4