%0 Journal Article %A T. I. Zelenyak %T The behavior as $t\to\infty$ of solutions of a problem of S.\,L.~Sobolev %J Doklady Akademii Nauk %D 1961 %P 531-533 %V 139 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_139_3_a3/ %G ru %F DAN_1961_139_3_a3