%0 Journal Article %A Sierra, José M. %A Valdés, Antonio %T A canonical connection associated with certain $G$-structures %J Czechoslovak Mathematical Journal %D 1997 %P 73-82 %V 47 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMJ_1997__47_1_a4/ %G en %F CMJ_1997__47_1_a4