%0 Journal Article %A Yu. V. Borovskikh %T Similar zones in the problem of compar in the location parameters of two exponential distributions with unknown variances %J Zapiski Nauchnykh Seminarov POMI %D 1974 %P 6-14 %V 43 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1974_43_a1/ %G ru %F ZNSL_1974_43_a1