%0 Journal Article %A T.A. Springer %T A generalization of the orthogonality relations of Green functions. %J Inventiones mathematicae %D 1994 %P 601-618 %V 116 %N 1-3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1994__116_1-3_144201/ %F IM_1994__116_1-3_144201