%0 Journal Article %A G.A. Margulis %A G.M. Tomanov %T Invariant measures for actions of unipotent groups over local fields on homogeneous spaces. %J Inventiones mathematicae %D 1994 %P 347-392 %V 116 %N 1-3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1994__116_1-3_144192/ %F IM_1994__116_1-3_144192