Geodesic
The approximation of functions of class $Z(\alpha,\beta)$ by positive methods of summation of Fourier series
Izvestiâ vysših učebnyh zavedenij. Matematika, no. 7 (1970), pp. 50-56.

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@article{IVM_1970_7_a5,
     author = {G. P. Gubanov},
     title = {The approximation of functions of class $Z(\alpha,\beta)$ by positive methods of summation of {Fourier} series},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {50--56},
     publisher = {mathdoc},
     number = {7},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1970_7_a5/}
}
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%D 1970
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%G ru
%F IVM_1970_7_a5
G. P. Gubanov. The approximation of functions of class $Z(\alpha,\beta)$ by positive methods of summation of Fourier series. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 7 (1970), pp. 50-56. http://geodesic.mathdoc.fr/item/IVM_1970_7_a5/