%0 Journal Article %A Fanny Kassel %A Toshiyuki Kobayashi %T Invariant Differential Operators on Spherical Homogeneous Spaces with Overgroups %J Journal of Lie Theory %D 2019 %P 663-754 %V 29 %N 3 %U http://geodesic.mathdoc.fr/item/JOLT_2019_29_3_a5/ %F JOLT_2019_29_3_a5