%0 Journal Article
%A A. V. Kuz'minykh
%T On a characteristic property of isometric mappings
%J Doklady Akademii Nauk
%D 1976
%P 48-50
%V 226
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1976_226_1_a10/
%G ru
%F DAN_1976_226_1_a10