%0 Journal Article %A S. P. Vorontsov %T Automorphisms of even lattices arising in connection with automorphisms of algebraic $K3$ -surfaces %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1983 %P 19-21 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1983_2_a3/ %G ru %F VMUMM_1983_2_a3