%0 Journal Article %A V.R. Padmawar %T On the Completeness of Certain Classes of two Stage Sampling Strategies. %J Metrika %D 1988 %P 29-40 %V 35 %N 3-4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MET_1988__35_3-4_176149/ %F MET_1988__35_3-4_176149