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@article{MS_1978__149_4_a4, author = {{\CYRK}.{\CYRI}. {\CYRO}{\cyrs}{\cyrk}{\cyro}{\cyrl}{\cyrk}{\cyro}{\cyrv}}, title = {{\CYRP}{\cyro}{\cyrl}{\cyri}{\cyrg}{\cyro}{\cyrn}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyra}{\cyrya} {\cyra}{\cyrp}{\cyrp}{\cyrr}{\cyro}{\cyrk}{\cyrs}{\cyri}{\cyrm}{\cyra}{\cyrc}{\cyri}{\cyrya} {\cyrf}{\cyru}{\cyrn}{\cyrk}{\cyrc}{\cyri}{\cyrishrt} {\cyrd}{\cyrv}{\cyru}{\cyrh} {\cyrp}{\cyre}{\cyrr}{\cyre}{\cyrm}{\cyre}{\cyrn}{\cyrn}{\cyrery}{\cyrh}}, journal = {Matemati\v{c}eskij sbornik}, pages = {601--612}, publisher = {mathdoc}, volume = {149}, number = {4}, year = {1978}, zbl = {0404.41010}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1978__149_4_a4/} }
К.И. Осколков. Полигональная аппроксимация функций двух переменных. Matematičeskij sbornik, Tome 149 (1978) no. 4, pp. 601-612. http://geodesic.mathdoc.fr/item/MS_1978__149_4_a4/