%0 Journal Article
%A Yu. F. Borisov
%A S. Z. Shefel'
%T Surfaces with bounded extrinsic curvature and positive Gauss curvature
%J Doklady Akademii Nauk
%D 1971
%P 259-261
%V 200
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1971_200_2_a1/
%G ru
%F DAN_1971_200_2_a1