%0 Journal Article %A Yu. L. Ershov %T Henselian valuations of division rings and the group $SK_1$ %J Sbornik. Mathematics %D 1983 %P 63-71 %V 45 %N 1 %U http://geodesic.mathdoc.fr/item/SM_1983_45_1_a3/ %G en %F SM_1983_45_1_a3