TY - JOUR AU - Wallach, Nolan R. TI - Invariant differential operators on a reductive Lie algebra and Weyl group representations JO - Journal of the American Mathematical Society PY - 1993 SP - 779 EP - 816 VL - 06 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-1993-1212243-2/ DO - 10.1090/S0894-0347-1993-1212243-2 ID - 10_1090_S0894_0347_1993_1212243_2 ER -