%0 Journal Article
%A A. V. Sychev
%T On a quasi-conformal mapping of a sphere onto itself
%J Doklady Akademii Nauk
%D 1972
%P 556-558
%V 206
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1972_206_3_a10/
%G ru
%F DAN_1972_206_3_a10