%0 Journal Article %A A. R. Alimov %T Geometric construction of Chebyshev sets and suns in three-dimensional spaces with cylindrical norm %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 2020 %P 26-32 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_2020_5_a3/ %G ru %F VMUMM_2020_5_a3