TY - JOUR AU - A. Dey AU - A. Das TI - Optimal Variance- and Efficiency-Balanced Designs for One-and Two-Way Elimination of Heterogeneity. JO - Metrika PY - 1991 SP - 227 EP - 238 VL - 38 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MET_1991__38_2_176350/ ID - MET_1991__38_2_176350 ER -