@article{GDZPPN002332728,
title = {On inequalities for two-parameter martingales.},
journal = {Mathematische Annalen},
volume = {283},
year = {1989},
pages = {329-342},
zbl = {0648.60052},
url = {http://dml.mathdoc.fr/item/GDZPPN002332728}
}
Imkeller, Peter. On inequalities for two-parameter martingales.. Mathematische Annalen, Tome 283 (1989) pp. 329-342. http://gdmltest.u-ga.fr/item/GDZPPN002332728/