%0 Journal Article %A S. Sengupta %A D. Kundu %T Admissible Unbiased Variance Estimation in Finite Population Sampling Under Randomized Response. %J Metrika %D 1991 %P 71-82 %V 38 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MET_1991__38_2_176333/ %F MET_1991__38_2_176333