%0 Journal Article %A T. Godoy %A L. Saal %T Some spectral results on $L^{2}(H_{n})$ related to the action of U(p,q) %J Colloquium Mathematicum %D 2000 %P 177-187 %V 86 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-86-2-177-187/ %R 10.4064/cm-86-2-177-187 %G en %F 10_4064_cm_86_2_177_187