%0 Journal Article %A P. Ya. Ufimtsev %T Asymptotic expansions in the theory of diffraction of a plane wave by a strip %J Doklady Akademii Nauk %D 1969 %P 1257-1260 %V 187 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1969_187_6_a12/ %G ru %F DAN_1969_187_6_a12