%0 Journal Article %A Ph. A. Pushnyakov %A A. M. Raigorodskii %T Estimate of the Number of Edges in Special Subgraphs of a Distance Graph %J Matematičeskie zametki %D 2020 %P 286-298 %V 107 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2020_107_2_a10/ %G ru %F MZM_2020_107_2_a10