%0 Journal Article %A N. A. Shirokov %T Means of the power $-2$ of derivatives in the class~$S$ %J Algebra i analiz %D 2016 %P 189-207 %V 28 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_2016_28_6_a7/ %G ru %F AA_2016_28_6_a7