%0 Journal Article %A Cheung, Wai-Shun %A Tam, Tin-Yau %T Star-Shapedness and K-Orbits in Complex Semisimple Lie Algebras %J Canadian mathematical bulletin %D 2011 %P 44-55 %V 54 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2010-097-7/ %R 10.4153/CMB-2010-097-7 %F 10_4153_CMB_2010_097_7