@article{GDZPPN002425661,
title = {Summability of Martingales with Two-dimensional Parameter.},
journal = {Mathematische Zeitschrift},
volume = {177},
year = {1981},
pages = {381-386},
zbl = {0451.60048},
url = {http://dml.mathdoc.fr/item/GDZPPN002425661}
}
Baigger, Günter. Summability of Martingales with Two-dimensional Parameter.. Mathematische Zeitschrift, Tome 177 (1981) pp. 381-386. http://gdmltest.u-ga.fr/item/GDZPPN002425661/