%0 Journal Article %A A. S. Blagoveshchenskii %A K. K. Lavrent'ev %T Scattering of nonstationary waves by a one-dimensional obstacle %J Zapiski Nauchnykh Seminarov POMI %D 1976 %P 48-51 %V 62 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1976_62_a4/ %G ru %F ZNSL_1976_62_a4