%0 Journal Article %A O. V. Graunov %A V. B. Filippov %T Directional diagram of whispering gallery modes for сопсате reflector %J Zapiski Nauchnykh Seminarov POMI %D 1985 %P 61-67 %V 148 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1985_148_a6/ %G ru %F ZNSL_1985_148_a6