%0 Journal Article %A Vladimir G. Berkovich %T Vanishing cycles for formal schemes. %J Inventiones mathematicae %D 1994 %P 539-571 %V 115 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1994__115_1_144181/ %F IM_1994__115_1_144181