%0 Journal Article %A V. D. Koshmanenko %T Wave operators for semigroups and transition functions %J Doklady Akademii Nauk %D 1984 %P 347-350 %V 276 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1984_276_2_a21/ %G ru %F DAN_1984_276_2_a21