%0 Journal Article %A L. A. Martynova %T Normal subgroups of unipotent subgroups of Chevalley groups of types $E_6$, $E_7$, and $E_8$ %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1995 %P 3-6 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1995_1_a0/ %G ru %F VMUMM_1995_1_a0