%0 Journal Article %A S. E. Pustovoitov %T Research of the structure of the Liouville foliation of an integrable elliptical billiard with polynomial potential %J Čebyševskij sbornik %D 2024 %P 62-102 %V 25 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CHEB_2024_25_1_a5/ %G ru %F CHEB_2024_25_1_a5