%0 Journal Article
%A M. B. Tabanov
%T A billiard in an ellipse, geodesics on an ellipsoid and new
%J Doklady Akademii Nauk
%D 1993
%P 19-22
%V 333
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1993_333_1_a5/
%G ru
%F DAN_1993_333_1_a5