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@article{IVM_1973_5_a5, author = {G. F. Losev}, title = {On a~test of {M.~Izumi} and {S.~Izumi} for the convergence of {Fourier} series}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {40--44}, publisher = {mathdoc}, number = {5}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1973_5_a5/} }
G. F. Losev. On a~test of M.~Izumi and S.~Izumi for the convergence of Fourier series. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 5 (1973), pp. 40-44. http://geodesic.mathdoc.fr/item/IVM_1973_5_a5/