%0 Journal Article %A Mikulski, W. M. %T Natural operators lifting functions to bundle functors on fibered manifolds %J Archivum mathematicum %D 1998 %P 387-391 %V 34 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_1998__34_3_a6/ %G en %F ARM_1998__34_3_a6