%0 Journal Article %A Ya. B. Vorobets %T Ergodicity of billiards in polygons: explicit examples %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1996 %P 756-757 %V 51 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1996_51_4_a17/ %G en %F RM_1996_51_4_a17