%0 Journal Article %A A. L. Brahman %T Attaching a boundary to a regular covering of a closed manifold %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1975 %V 30 %N 3 %U http://geodesic.mathdoc.fr/item/RM_1975_30_3_a10/ %G ru %F RM_1975_30_3_a10