%0 Journal Article %A Yu. A. Dubinskii %T Nontriviality of Sobolev spaces of infinite order for a full Euclidean space and a torus %J Sbornik. Mathematics %D 1976 %P 393-401 %V 29 %N 3 %U http://geodesic.mathdoc.fr/item/SM_1976_29_3_a6/ %G en %F SM_1976_29_3_a6