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@article{IVM_1966_4_a8, author = {N. M. Pavlovskii}, title = {A~method of approximating periodic functions by trigonometric polynomials}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {66--73}, publisher = {mathdoc}, number = {4}, year = {1966}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1966_4_a8/} }
N. M. Pavlovskii. A~method of approximating periodic functions by trigonometric polynomials. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 4 (1966), pp. 66-73. http://geodesic.mathdoc.fr/item/IVM_1966_4_a8/