%0 Journal Article %A V. P. Mikhailov %T The asymptotic behavior as $t\to\infty$ of solutions of certain non-stationary boundary problems %J Doklady Akademii Nauk %D 1965 %P 506-509 %V 162 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1965_162_3_a5/ %G ru %F DAN_1965_162_3_a5