%0 Journal Article %A A. I. Burshtein %T Relaxation in discrete spectrum on the assumption of instantaneous collisions %J Doklady Akademii Nauk %D 1966 %P 577-579 %V 166 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1966_166_3_a18/ %G ru %F DAN_1966_166_3_a18