%0 Journal Article %A A. V. Vinogradov %A N. N. Zorev %T Optical theorem for scattering in the presence of an interphase %J Doklady Akademii Nauk %D 1986 %P 1377-1379 %V 286 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1986_286_6_a23/ %G ru %F DAN_1986_286_6_a23