%0 Journal Article %A P. F. Kurchanov %T Cohomology of discrete groups and Dirichlet series connected with Jacquet--Langlands cusp Forms %J Izvestiya. Mathematics %D 1978 %P 543-555 %V 12 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1978_12_3_a6/ %G en %F IM2_1978_12_3_a6