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@article{MS_1973__134_2_a5, author = {{\CYRA}.{\CYRS}. {\CYRN}{\cyre}{\cyrm}{\cyri}{\cyrr}{\cyro}{\cyrv}{\cyrs}{\cyrk}{\cyri}{\cyrishrt} and {\CYRS}.{\CYRM}. {\CYRS}{\cyre}{\cyrm}{\cyre}{\cyrn}{\cyro}{\cyrv}}, title = {{\CYRO} {\cyrp}{\cyro}{\cyrl}{\cyri}{\cyrn}{\cyro}{\cyrm}{\cyri}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrishrt} {\cyra}{\cyrp}{\cyrp}{\cyrr}{\cyro}{\cyrk}{\cyrs}{\cyri}{\cyrm}{\cyra}{\cyrc}{\cyri}{\cyri} {\cyrf}{\cyru}{\cyrn}{\cyrk}{\cyrc}{\cyri}{\cyrishrt} {\cyrn}{\cyra} {\cyrg}{\cyri}{\cyrl}{\cyrsftsn}{\cyrb}{\cyre}{\cyrr}{\cyrt}{\cyro}{\cyrv}{\cyro}{\cyrm} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyre}}, journal = {Matemati\v{c}eskij sbornik}, pages = {257--281}, publisher = {mathdoc}, volume = {134}, number = {2}, year = {1973}, zbl = {0286.41025}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1973__134_2_a5/} }
А.С. Немировский; С.М. Семенов. О полиномиальной аппроксимации функций на гильбертовом пространстве. Matematičeskij sbornik, Tome 134 (1973) no. 2, pp. 257-281. http://geodesic.mathdoc.fr/item/MS_1973__134_2_a5/