%0 Journal Article %A B. S. Kashin %A V. N. Temlyakov %T On best $m$-term approximations and the entropy of sets in the space $L_1$ %J Matematičeskie zametki %D 1994 %P 57-86 %V 56 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1994_56_5_a6/ %G ru %F MZM_1994_56_5_a6