%0 Journal Article
%A R. Rakhmankulov
%A E. Yakubov
%T On an extremal quasi-conformal mapping of closed Riemann surfaces
%J Doklady Akademii Nauk
%D 1974
%P 761-763
%V 218
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1974_218_4_a4/
%G ru
%F DAN_1974_218_4_a4