@article{ZNSL_1980_99_a11,
     author = {A. B. Plachenov},
     title = {Nonstationary modes of a~thin and curved waveguide in a~multiray zone (the uniform asymptotics)},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {127--137},
     publisher = {mathdoc},
     volume = {99},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1980_99_a11/}
}