%0 Journal Article %A Dietrich Burde %A Jordy Timo van Velthoven %T Characteristically Nilpotent Lie Groups with Flat Coadjoint Orbits %J Journal of Lie Theory %D 2025 %P 227-237 %V 35 %N 2 %U http://geodesic.mathdoc.fr/item/JOLT_2025_35_2_a0/ %F JOLT_2025_35_2_a0