%0 Journal Article %A M. Crampin %A T. Mestdag %T The Inverse Problem for Invariant Lagrangians on a Lie Group %J Journal of Lie theory %D 2008 %P 471-502 %V 18 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/JLT_2008_18_2_JLT_2008_18_2_a13/ %F JLT_2008_18_2_JLT_2008_18_2_a13