%0 Journal Article %A G. Olshanski %T Projections of Orbital Measures, Gelfand-Tsetlin Polytopes, and Splines %J Journal of Lie theory %D 2013 %P 1011-1022 %V 23 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/JLT_2013_23_4_JLT_2013_23_4_a6/ %F JLT_2013_23_4_JLT_2013_23_4_a6