%0 Journal Article %A A. V. Pogorelov %T Regular convex surfaces with a regular metric in Lobachevsky space %J Doklady Akademii Nauk %D 1961 %P 35-38 %V 137 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_137_1_a7/ %G ru %F DAN_1961_137_1_a7