%0 Journal Article %A J.P. Conze %A N. Dang-Ngoc %T Ergodic Theorems for Noncommutative Dynamical Systems. %J Inventiones mathematicae %D 1978 %P 1-16 %V 46 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1978__46_142549/ %F IM_1978__46_142549