%0 Journal Article %A L. Autret %T Entire vectors and time reversible Cauchy problems. %J Semigroup forum %D 1993 %P 347-351 %V 46 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1993__46_1_135241/ %F SF_1993__46_1_135241