%0 Journal Article %A P. I. Lizorkin %T Generalized Liouville differentiation and the multiplier method in the theory of imbeddings of classes of differentiable functions %J Informatics and Automation %D 1969 %P 89-167 %V 105 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1969_105_a7/ %G ru %F TRSPY_1969_105_a7