On the classification of unitary representations of reductive Lie groups. Salamanca-Riba, Susana A.; Vogan, David A.jun. — 1998 Annals of Mathematics. Second Series
On the unitary dual of the classical Lie groups II. Representations of S O ( n , m ) inside the dominant Weyl Chamber Susana A. Salamanca-Riba — 1993 Compositio Mathematica