@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/