%0 Journal Article %A Jurečková, Jana %A Sen, Pranab Kumar %T An extension of Billingsley's uniform boundedness theorem to higher-dimensional $M$-processes %J Kybernetika %D 1987 %P 382-387 %V 23 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1987__23_5_a4/ %G en %F KYB_1987__23_5_a4