%0 Journal Article %A Wayne A. Johnson %T Exponential Hilbert Series and Geometric Invariants of Flag Varieties %J Journal of Lie Theory %D 2021 %P 1141-1152 %V 31 %N 4 %U http://geodesic.mathdoc.fr/item/JOLT_2021_31_4_a15/ %F JOLT_2021_31_4_a15