%0 Journal Article %A G. I. Bykovtsev %A G. N. Kuznetsov %A A. N. Stepanov %T Acoustic field of a directed source in oceanic waveguides %J Doklady Akademii Nauk %D 1985 %P 57-59 %V 280 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1985_280_1_a12/ %G ru %F DAN_1985_280_1_a12