%0 Journal Article %A Alsina, Claudi %A GarcĂ­a Roig, Jaime L. %T On some inequalities characterizing the exponential function %J Archivum mathematicum %D 1990 %P 67-71 %V 26 %N 2-3 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_1990__26_2-3_a1/ %G en %F ARM_1990__26_2-3_a1