%0 Journal Article %A Andrew Hassell %A Luc Hillairet %T Ergodic billiards that are not quantum unique ergodic (with an appendix by Andrew Hassell and Luc Hillairet) %J Annals of mathematics %D 2010 %P 605-618 %V 171 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2010.171.605/ %R 10.4007/annals.2010.171.605 %G en %F 10_4007_annals_2010_171_605