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@article{MS_1971__126_3_a8, author = {{\CYRA}.{\CYRP}. {\CYRB}{\cyru}{\cyrl}{\cyra}{\cyrn}{\cyro}{\cyrv}}, title = {{\CYRR}{\cyra}{\cyrc}{\cyri}{\cyro}{\cyrn}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyre} {\cyrp}{\cyrr}{\cyri}{\cyrb}{\cyrl}{\cyri}{\cyrzh}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrv}{\cyrery}{\cyrp}{\cyru}{\cyrk}{\cyrl}{\cyrery}{\cyrh} {\cyrf}{\cyru}{\cyrn}{\cyrk}{\cyrc}{\cyri}{\cyrishrt} {\cyrs} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrn}{\cyrn}{\cyrery}{\cyrm} {\cyrm}{\cyro}{\cyrd}{\cyru}{\cyrl}{\cyre}{\cyrm} {\cyrn}{\cyre}{\cyrp}{\cyrr}{\cyre}{\cyrr}{\cyrery}{\cyrv}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri}}, journal = {Matemati\v{c}eskij sbornik}, pages = {476--494}, publisher = {mathdoc}, volume = {126}, number = {3}, year = {1971}, zbl = {0208.33502}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1971__126_3_a8/} }
А.П. Буланов. Рациональные приближения выпуклых функций с заданным модулем непрерывности. Matematičeskij sbornik, Tome 126 (1971) no. 3, pp. 476-494. http://geodesic.mathdoc.fr/item/MS_1971__126_3_a8/