TY - JOUR AU - Emilion, R. TI - Semi-Groups in L∞ And Local Ergodic Theorem JO - Canadian mathematical bulletin PY - 1986 SP - 146 EP - 153 VL - 29 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1986-025-8/ DO - 10.4153/CMB-1986-025-8 ID - 10_4153_CMB_1986_025_8 ER -