%0 Journal Article %A B. Kiregyera %T A Chain Ratio-Type Estimator in Finite Population Double Sampling Using Two Auxiliary Variables. %J Metrika %D 1980 %P 217-224 %V 27 %I mathdoc %U http://geodesic.mathdoc.fr/item/MET_1980__27_186215/ %F MET_1980__27_186215