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@article{DAN_1957_114_6_a8, author = {S. L. Sobolev}, title = {The extensions of abstract function spaces connected with the theory of the integral}, journal = {Doklady Akademii Nauk}, pages = {1170--1173}, publisher = {mathdoc}, volume = {114}, number = {6}, year = {1957}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1957_114_6_a8/} }
S. L. Sobolev. The extensions of abstract function spaces connected with the theory of the integral. Doklady Akademii Nauk, Tome 114 (1957) no. 6, pp. 1170-1173. http://geodesic.mathdoc.fr/item/DAN_1957_114_6_a8/