%0 Journal Article %A A. S. Fokht %T Some estimates near the boundary of the domain for a polyharmonic function and its derivatives %J Doklady Akademii Nauk %D 1962 %P 801-804 %V 147 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1962_147_4_a14/ %G ru %F DAN_1962_147_4_a14