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@article{DAN_1985_282_5_a6, author = {E. V. Troitskii}, title = {The index theorem for equivariant $C^*$-elliptic operators}, journal = {Doklady Akademii Nauk}, pages = {1059--1061}, publisher = {mathdoc}, volume = {282}, number = {5}, year = {1985}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1985_282_5_a6/} }
E. V. Troitskii. The index theorem for equivariant $C^*$-elliptic operators. Doklady Akademii Nauk, Tome 282 (1985) no. 5, pp. 1059-1061. http://geodesic.mathdoc.fr/item/DAN_1985_282_5_a6/