%0 Journal Article %A Sigurdur Helgason %T Some Remarks on the Exponential Mapping for an Affine Connection. %J Mathematica Scandinavica %D 1961 %P 129-146 %V 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1961__9_165771/ %F MS2_1961__9_165771