TY - JOUR AU - I. A. Molotkov AU - A. S. Starkov TI - Letter to the editors: ``Local degeneration of waves in a~thin waveguide'' (Zap. Nau\v cn. Sem. Leningrad. Otdel. Mat. Inst. Steklov. (LOMI) 78 (1978), 138--148) JO - Zapiski Nauchnykh Seminarov POMI PY - 1979 SP - 286 VL - 89 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1979_89_a21/ LA - ru ID - ZNSL_1979_89_a21 ER -