%0 Journal Article %A L. I. Bogolubsky %A A. M. Raigorodskii %T A Remark on Lower Bounds for the Chromatic Numbers of Spaces of Small Dimension with Metrics $\ell_1$ and $\ell_2$ %J Matematičeskie zametki %D 2019 %P 187-213 %V 105 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2019_105_2_a2/ %G ru %F MZM_2019_105_2_a2