%0 Journal Article %A P. Mukhopadhyay %T Optimum Strategies for Estimating the Variance of a Finite Population Under a Superpopulation Model. %J Metrika %D 1982 %P 143-158 %V 29 %I mathdoc %U http://geodesic.mathdoc.fr/item/MET_1982__29_175850/ %F MET_1982__29_175850