%0 Journal Article %A Atanackovic, Teodor %A Pilipovic, Stevan %T Hamilton’s Principle with Variable Order Fractional Derivatives %J Fractional calculus and applied analysis %D 2011 %P 94-109 %V 14 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FCAA_2011_14_1_a5/ %G en %F FCAA_2011_14_1_a5