@article{TRSPY_1977_143_a7,
     author = {K. I. Oskolkov},
     title = {Sequences of norms of {Fourier} sums of bounded functions},
     journal = {Informatics and Automation},
     pages = {129--142},
     publisher = {mathdoc},
     volume = {143},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1977_143_a7/}
}