%0 Journal Article %A Irena Čomić %T Zermello's conditions and energies of higher order in generalized Lagrange-Hamilton spaces %J Novi Sad Journal of Mathematics %D 2010 %P 57-76 %V 40 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/NSJOM_2010_40_1a_7/ %F NSJOM_2010_40_1a_7