TY - JOUR AU - G. G. Kasparov TI - An index for invariant elliptic operators, $K$-theory, and representations of Lie groups JO - Doklady Akademii Nauk PY - 1983 SP - 533 EP - 537 VL - 268 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1983_268_3_a3/ LA - ru ID - DAN_1983_268_3_a3 ER -