%0 Journal Article %A N. Ya. Kruglyak %T Imbedding theorems, interpolation of operators, and the Nash--Moser implicit function theorem %J Doklady Akademii Nauk %D 1976 %P 771-773 %V 226 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1976_226_4_a7/ %G ru %F DAN_1976_226_4_a7