%0 Journal Article %A Siegfried Echterhoff %T The primitive ideal space of twisted covariant systems with continuously varying stabilizers. %J Mathematische Annalen %D 1992 %P 59-84 %V 292 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1992__292_2_164902/ %F MAN_1992__292_2_164902