%0 Journal Article %A A. B. Plachenov %T Nonstationary modes of a~thin and curved waveguide in a~multiray zone (the uniform asymptotics) %J Zapiski Nauchnykh Seminarov POMI %D 1980 %P 127-137 %V 99 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1980_99_a11/ %G ru %F ZNSL_1980_99_a11