%0 Journal Article %A I. A. Molotkov %T Nonstationary distribution of waves in the region of the geometric shadow in an inhomogeneous medium %J Doklady Akademii Nauk %D 1961 %P 557-559 %V 140 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_140_3_a11/ %G ru %F DAN_1961_140_3_a11