%0 Journal Article %A V., Uribe, A. Guillemin %T Circular symmetry and the trace formula. %J Inventiones mathematicae %D 1989 %P 385-424 %V 96 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1989__96_1_143683/ %F IM_1989__96_1_143683