%0 Journal Article %A S. V. Emel'yanov %A V. I. Utkin %T Application of automatic control systems of variable structure for the control of objects whose parameters vary over a wide range %J Doklady Akademii Nauk %D 1963 %P 299-301 %V 152 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1963_152_2_a13/ %G ru %F DAN_1963_152_2_a13