%0 Journal Article %A A. S. Starkov %T Radiation of a normal wave in case of passing the critical section of a wave-guide of variable thickness %J Zapiski Nauchnykh Seminarov POMI %D 1987 %P 166-176 %V 165 %U http://geodesic.mathdoc.fr/item/ZNSL_1987_165_a15/ %G ru %F ZNSL_1987_165_a15