%0 Journal Article %A A. B. Venkov %T Approximation of Maass forms by analytic modular forms %J Algebra i analiz %D 1994 %P 51-64 %V 6 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_1994_6_6_a2/ %G ru %F AA_1994_6_6_a2