%0 Journal Article %A V. F. Lazutkin %A D. Ya. Terman %T On the number of quasimodes of the ``bouncing ball'' type %J Zapiski Nauchnykh Seminarov POMI %D 1981 %P 172-182 %V 117 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1981_117_a11/ %G ru %F ZNSL_1981_117_a11