%0 Journal Article %A V. I. Burenkov %T On the extension of functions with preservation of seminorm %J Doklady Akademii Nauk %D 1976 %P 779-782 %V 228 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1976_228_4_a3/ %G ru %F DAN_1976_228_4_a3