TY - JOUR AU - M.T. Subrahmanya TI - On Generalized Estimators in Sampling from Finite Populations JO - Metrika PY - 1965 SP - 234 EP - 239 VL - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MET_1965__9_175272/ ID - MET_1965__9_175272 ER -