%0 Journal Article %A M. A. Leysin %T On embedding theorems for a class of singular differential operators in a half-space %J Doklady Akademii Nauk %D 1973 %P 1291-1293 %V 211 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1973_211_6_a10/ %G ru %F DAN_1973_211_6_a10