%0 Journal Article %A Jozef Bobok %A Serge Troubetzkoy %T Does a billiard orbit determine its (polygonal) table? %J Fundamenta Mathematicae %D 2011 %P 129-144 %V 212 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm212-2-2/ %R 10.4064/fm212-2-2 %G en %F 10_4064_fm212_2_2