%0 Journal Article %A Vondra, Alexandr %T Sprays and homogeneous connections on ${\bf R}\times {\it TM}$ %J Archivum mathematicum %D 1992 %P 163-173 %V 28 %N 3-4 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_1992__28_3-4_a3/ %G en %F ARM_1992__28_3-4_a3