%0 Journal Article %A E. A. Kudryavtseva %T Liouville integrable generalized billiard flows and Poncelet type theorems %J Fundamentalʹnaâ i prikladnaâ matematika %D 2015 %P 113-152 %V 20 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_2015_20_3_a6/ %G ru %F FPM_2015_20_3_a6