%0 Journal Article %A J. Pusz %T Characterization of Exponential Distributions by Conditional Moments %J Teoriâ veroâtnostej i ee primeneniâ %D 1992 %P 599-601 %V 37 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_1992_37_3_a21/ %G en %F TVP_1992_37_3_a21