TY - JOUR AU - Kenny, Robert TI - Estimates of Hausdorff Dimension for the Non-Wandering Set of an Open Planar Billiard JO - Canadian journal of mathematics PY - 2004 SP - 115 EP - 133 VL - 56 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-2004-006-8/ DO - 10.4153/CJM-2004-006-8 ID - 10_4153_CJM_2004_006_8 ER -