%0 Journal Article %A N. G. Chebochko %T Deformations of classical Lie algebras with homogeneous root system in characteristic two. I %J Sbornik. Mathematics %D 2005 %P 1371-1402 %V 196 %N 9 %U http://geodesic.mathdoc.fr/item/SM_2005_196_9_a5/ %G en %F SM_2005_196_9_a5