%0 Journal Article %A S. V. Pchelintsev %T Varieties of algebras that are solvable of index~2 %J Sbornik. Mathematics %D 1982 %P 159-180 %V 43 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1982_43_2_a1/ %G en %F SM_1982_43_2_a1