%0 Journal Article %A L. E. Positsel'skii %T Relation Between the Hilbert Series of Quadratic Dual Algebras does not Imply Koszulity %J Funkcionalʹnyj analiz i ego priloženiâ %D 1995 %P 83-87 %V 29 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1995_29_3_a14/ %G ru %F FAA_1995_29_3_a14