%0 Journal Article %A A. B. Venkov %A A. M. Nikitin %T The Selberg trace formula, Ramanujan graphs and some problems in mathematical physics %J Algebra i analiz %D 1993 %P 1-76 %V 5 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_1993_5_3_a0/ %G ru %F AA_1993_5_3_a0