%0 Journal Article
%A Jan Florek
%T Billiard and diophantine approximation
%J Acta Arithmetica
%D 2008
%P 317-327
%V 134
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.4064/aa134-4-2/
%R 10.4064/aa134-4-2
%G fr
%F 10_4064_aa134_4_2