%0 Journal Article %A Kureš, Miroslav %A Mikulski, Włodzimierz M. %T Natural operators lifting vector fields to bundles of Weil contact elements %J Czechoslovak Mathematical Journal %D 2004 %P 855-867 %V 54 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMJ_2004__54_4_a2/ %G en %F CMJ_2004__54_4_a2