TY - JOUR AU - Ishiwata, Satoshi TI - A Berry-Esseen Type Theorem on Nilpotent Covering Graphs JO - Canadian journal of mathematics PY - 2004 SP - 963 EP - 982 VL - 56 IS - 5 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-2004-044-4/ DO - 10.4153/CJM-2004-044-4 ID - 10_4153_CJM_2004_044_4 ER -