@article{1077473998,
author = {Misra, M. L.},
title = {The summability $(A)$ of the successively derived series of
a Fourier series and its conjugate series},
journal = {Duke Math. J.},
volume = {14},
number = {1},
year = {1947},
pages = { 167-177},
language = {en},
url = {http://dml.mathdoc.fr/item/1077473998}
}
Misra, M. L. The summability $(A)$ of the successively derived series of
a Fourier series and its conjugate series. Duke Math. J., Tome 14 (1947) no. 1, pp. 167-177. http://gdmltest.u-ga.fr/item/1077473998/