%0 Journal Article %A D. D. Sokolov %T Two-dimensional convex surfaces with definite metric in three-dimensional pseudoeuclidean space %J Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara %D 1974 %P 277-293 %V 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/INTG_1974_6_a15/ %G ru %F INTG_1974_6_a15