TY - JOUR AU - Sen, Pranab Kumar TI - The Hájek asymptotics for finite population sampling and their ramifications JO - Kybernetika PY - 1995 SP - 251 EP - 268 VL - 31 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1995__31_3_a4/ LA - en ID - KYB_1995__31_3_a4 ER -