%0 Journal Article %A E. I. Berezhnoi %A A. A. Perfil'ev %T Distinguishing Between Symmetric Spaces and $L^\infty$ by a Differential Basis %J Matematičeskie zametki %D 2001 %P 515-523 %V 69 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2001_69_4_a1/ %G ru %F MZM_2001_69_4_a1