%0 Journal Article %A A. S. Alekseev %A B. G. Mikhailenko %T ``Non-ray'' effects in the theory of seismic wave propagation %J Doklady Akademii Nauk %D 1982 %P 1079-1083 %V 267 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_267_5_a14/ %G ru %F DAN_1982_267_5_a14