@article{AMI_2005_32_a1,
     author = {Istv\'an Fazekas},
     title = {Burkholder{\textquoteright}s inequality for multiindex martingales},
     journal = {Annales mathematicae et informaticae},
     pages = {45--51},
     publisher = {mathdoc},
     volume = {32},
     year = {2005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AMI_2005_32_a1/}
}