%0 Journal Article %A V. D. Mazurov %A V. M. Sitnikov %A S. A. Syskin %T Finite groups whose solvable subgroups are $2$-closed or %J Algebra i logika %D 1970 %P 313-341 %V 9 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1970_9_3_a5/ %G ru %F AL_1970_9_3_a5