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@article{MZM_1967_1_4_a3, author = {P. L. Ul'yanov}, title = {Imbedding of certain classes of functions}, journal = {Matemati\v{c}eskie zametki}, pages = {405--414}, publisher = {mathdoc}, volume = {1}, number = {4}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1967_1_4_a3/} }
P. L. Ul'yanov. Imbedding of certain classes of functions. Matematičeskie zametki, Tome 1 (1967) no. 4, pp. 405-414. http://geodesic.mathdoc.fr/item/MZM_1967_1_4_a3/