%0 Journal Article %A G. A. Akishev %T On approximation orders of functions of several variables in the Lorentz space %J Trudy Instituta matematiki i mehaniki %D 2016 %P 13-28 %V 22 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMM_2016_22_4_a2/ %G ru %F TIMM_2016_22_4_a2