@article{01354979,
title = {Summability estimates of double Vilenkin-Fourier series.},
journal = {Mathematica Pannonica},
volume = {10},
year = {1999},
pages = {67-75},
zbl = {0928.42012},
language = {en},
url = {http://dml.mathdoc.fr/item/01354979}
}
Wade, W.R. Summability estimates of double Vilenkin-Fourier series.. Mathematica Pannonica, Tome 10 (1999) pp. 67-75. http://gdmltest.u-ga.fr/item/01354979/