@article{03787404,
title = {On the boundedness of the norms of trigonometric polynomials and their application to summation methods of Fourier series.},
journal = {Publications de l'Institut Math\'ematique. Nouvelle S\'erie},
volume = {29(43)},
year = {1981},
pages = {65-73},
zbl = {0499.42006},
language = {en},
url = {http://dml.mathdoc.fr/item/03787404}
}
Ivovich, Miodrag. On the boundedness of the norms of trigonometric polynomials and their application to summation methods of Fourier series.. Publications de l'Institut Mathématique. Nouvelle Série, Tome 29(43) (1981) pp. 65-73. http://gdmltest.u-ga.fr/item/03787404/