%0 Journal Article %A J. Likes %T Differences of Two Ordered Observations Divided by Standard Deviation in the Case of Negatively Exponential Distribution %J Metrika %D 1967 %P 161-172 %V 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/MET_1967__12_175350/ %F MET_1967__12_175350