%0 Journal Article %A V. T. Fomenko %T On the bending and single-valued definiteness of surfaces of positive curvature with boundary %J Doklady Akademii Nauk %D 1962 %P 283-285 %V 144 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1962_144_2_a8/ %G ru %F DAN_1962_144_2_a8