%0 Journal Article %A Mikulski, W. M. %T Liftings of vector fields to $1$-forms on the $r$-jet prolongation of the cotangent bundle %J Commentationes Mathematicae Universitatis Carolinae %D 2002 %P 565-573 %V 43 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_2002__43_3_a16/ %G en %F CMUC_2002__43_3_a16