%0 Journal Article %A V. S. Buldyrev %A V. S. Buslaev %T Asymptotic methods in the problems of asoustics propagation in ocean waveguide and their number realization. %J Zapiski Nauchnykh Seminarov POMI %D 1981 %P 39-77 %V 117 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1981_117_a3/ %G ru %F ZNSL_1981_117_a3