%0 Journal Article %A D. V. Shirkov %T A contribution to the theory of resonance states %J Doklady Akademii Nauk %D 1968 %P 1097-1099 %V 181 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1968_181_5_a18/ %G ru %F DAN_1968_181_5_a18