TY - JOUR AU - Biao Zhang TI - Estimating a Distribution Function in the Presence of Auxiliary Information. JO - Metrika PY - 1997 SP - 221 EP - 244 VL - 46 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MET_1997__46_1_186258/ ID - MET_1997__46_1_186258 ER -