%0 Journal Article %A S. Ya. Novikov %T $A$-Systems, Independent Functions, and Sets Bounded in Spaces of Measurable Functions %J Matematičeskie zametki %D 2004 %P 115-134 %V 75 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2004_75_1_a10/ %G ru %F MZM_2004_75_1_a10