%0 Journal Article
%A G. G. Mikhailichenko
%T Two-dimensional geometry
%J Doklady Akademii Nauk
%D 1981
%P 803-805
%V 260
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1981_260_4_a7/
%G ru
%F DAN_1981_260_4_a7