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@article{DAN_1960_130_5_a9, author = {S. V. Uspenskii}, title = {An imbedding theorem for {Sobolev's} classes of fractional order $W_p^r$}, journal = {Doklady Akademii Nauk}, pages = {992--993}, publisher = {mathdoc}, volume = {130}, number = {5}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1960_130_5_a9/} }
S. V. Uspenskii. An imbedding theorem for Sobolev's classes of fractional order $W_p^r$. Doklady Akademii Nauk, Tome 130 (1960) no. 5, pp. 992-993. http://geodesic.mathdoc.fr/item/DAN_1960_130_5_a9/