@article{1138843799,
author = {Izumi, Shin-ichi and Sat\^o, Masako},
title = {Fourier series. X. Rogosinski's lemma},
journal = {Kodai Math. Sem. Rep.},
volume = {8},
number = {1},
year = {1956},
pages = { 164-180},
language = {en},
url = {http://dml.mathdoc.fr/item/1138843799}
}
Izumi, Shin-ichi; Satô, Masako. Fourier series. X. Rogosinski's lemma. Kodai Math. Sem. Rep., Tome 8 (1956) no. 1, pp. 164-180. http://gdmltest.u-ga.fr/item/1138843799/