%0 Journal Article %A V. A. Srochko %A S. N. Ushakova %T Improvement of extreme controls and the steepest ascent method in the norm maximization problem on the reachable set %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 2010 %P 848-859 %V 50 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_2010_50_5_a5/ %G ru %F ZVMMF_2010_50_5_a5