%0 Journal Article %A V. V. Makeev %T On pyramids in a~three-dimensional normed space %J Zapiski Nauchnykh Seminarov POMI %D 2008 %P 132-138 %V 353 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2008_353_a11/ %G ru %F ZNSL_2008_353_a11