%0 Journal Article %A È. M. Galeev %T Estimates for widths, in the sense of Kolmogorov, of classes of periodic functions of several variables with small-order smoothness %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1987 %P 26-30 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1987_1_a7/ %G ru %F VMUMM_1987_1_a7