%0 Journal Article %A S. V. Buyalo %T Stability of the topology of hyperbolic space forms under variation of the curvature %J Doklady Akademii Nauk %D 1981 %P 1033-1036 %V 256 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1981_256_5_a0/ %G ru %F DAN_1981_256_5_a0