%0 Journal Article %A S. Tazhetdinov %T Subnormal structure of two-dimensional linear groups over %J Algebra i logika %D 1985 %P 414-425 %V 24 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1985_24_4_a3/ %G ru %F AL_1985_24_4_a3