%0 Journal Article %A Hanno Rund %T A Canonical Formalism for Multiple Integral Problems in the Calculus of Variation. (Short Communication). %J Aequationes mathematicae %D 1968 %P 211-212 %V 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1968__1_135971/ %F AM2_1968__1_135971