%0 Journal Article %A E. V. Troitskii %T The index theorem for equivariant $C^*$-elliptic operators %J Doklady Akademii Nauk %D 1985 %P 1059-1061 %V 282 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1985_282_5_a6/ %G ru %F DAN_1985_282_5_a6