%0 Journal Article %A M. V. Zaicev %A S. P. Mishchenko %T A new extremal property of the variety $\mathbf{AN}_2$ of Lie algebras %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1999 %P 15-18 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1999_5_a2/ %G ru %F VMUMM_1999_5_a2