%0 Journal Article %A I. V. Belyakov %T Minimum deviation from zero for the Chebyshev mappings corresponding to an equilateral triangle %J Matematičeskie zametki %D 1996 %P 919-922 %V 59 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1996_59_6_a13/ %G ru %F MZM_1996_59_6_a13