%0 Journal Article %A Heinzner, Peter %T The minimum principle from a Hamiltonian point of view %J Documenta mathematica %D 1998 %P 1-14 %V 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DOCMA_1998__3__a15/ %G en %F DOCMA_1998__3__a15