%0 Journal Article %A Cabras, Antonella %A Kolář, Ivan %T Prolongation of second order connections to vertical Weil bundles %J Archivum mathematicum %D 2001 %P 333-347 %V 37 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_2001__37_4_a9/ %G en %F ARM_2001__37_4_a9