%0 Journal Article %A A. B. Venkov %T On the space of cusp forms for certain Fuchsian groups generated by reflections %J Doklady Akademii Nauk %D 1977 %P 525-527 %V 236 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1977_236_3_a1/ %G ru %F DAN_1977_236_3_a1