TY - JOUR AU - Neumann, Konrad AU - Zontek, Stefan TI - On geometry of the set of admissible quadratic estimators of quadratic functions of normal parameters JO - Discussiones Mathematicae. Probability and Statistics PY - 2006 SP - 109 EP - 125 VL - 26 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DMPS_2006_26_2_a0/ LA - en ID - DMPS_2006_26_2_a0 ER -